Play a free sentence correction quiz with 36 questions. Every sentence appears in four versions — only one is flawless, and the other three each hide a classic mistake. Spot the correct sentence, press it and watch your score grow. Every sentence uses a key word that starts with R.
Every question shows four versions of one sentence. Three hide a classic error — a verb that disagrees with its subject, a wrong tense, a mixed-up article, a doubled word — and exactly one version is flawless. All 36 questions live on this page, so you can scroll, choose and watch your score grow without opening a new page each time.
The correct sentence is: The rabbit nibbled clover at the meadow's edge.
Every flawless sentence on this page uses the word rabbit — scan all four versions before you choose.
The correct sentence is: The boat race begins at noon on the river.
Every flawless sentence on this page uses the word race — scan all four versions before you choose.
The correct sentence is: Wet coats dripped on the rack by the door.
Every flawless sentence on this page uses the word rack — scan all four versions before you choose.
The correct sentence is: The airport radar tracks every plane in the sky.
Every flawless sentence on this page uses the word radar — scan all four versions before you choose.
The correct sentence is: Grandpa listens to the radio every evening.
Every flawless sentence on this page uses the word radio — scan all four versions before you choose.
The correct sentence is: A bright red radish popped out of the soil.
Every flawless sentence on this page uses the word radish — scan all four versions before you choose.
The correct sentence is: The children built a raft from old logs and rope.
Every flawless sentence on this page uses the word raft — scan all four versions before you choose.
The correct sentence is: The train slid along the rail without a sound.
Every flawless sentence on this page uses the word rail — scan all four versions before you choose.
The correct sentence is: Heavy rain flooded the lanes near the school.
Every flawless sentence on this page uses the word rain — scan all four versions before you choose.
The correct sentence is: A rainbow arched across the sky after the shower.
Every flawless sentence on this page uses the word rainbow — scan all four versions before you choose.
The correct sentence is: Please raise your hand before you speak.
Every flawless sentence on this page uses the word raise — scan all four versions before you choose.
The correct sentence is: Grandad gathered the leaves with an old rake.
Every flawless sentence on this page uses the word rake — scan all four versions before you choose.
The correct sentence is: The tennis rally lasted an incredible forty strokes.
Every flawless sentence on this page uses the word rally — scan all four versions before you choose.
The correct sentence is: Wheelchairs reach the platform by the gentle ramp.
Every flawless sentence on this page uses the word ramp — scan all four versions before you choose.
The correct sentence is: The cattle roam free across the huge ranch.
Every flawless sentence on this page uses the word ranch — scan all four versions before you choose.
The correct sentence is: The restaurant serves a wide range of dishes.
Every flawless sentence on this page uses the word range — scan all four versions before you choose.
The correct sentence is: The canoe shot through the rapid without capsizing.
Every flawless sentence on this page uses the word rapid — scan all four versions before you choose.
The correct sentence is: Snow is a rare sight in our town.
Every flawless sentence on this page uses the word rare — scan all four versions before you choose.
The correct sentence is: A rat scurried along the wall of the granary.
Every flawless sentence on this page uses the word rat — scan all four versions before you choose.
The correct sentence is: The heart rate rises during hard exercise.
Every flawless sentence on this page uses the word rate — scan all four versions before you choose.
The correct sentence is: I would rather stay at home and read tonight.
Every flawless sentence on this page uses the word rather — scan all four versions before you choose.
The correct sentence is: The loose window rattled all through the night.
Every flawless sentence on this page uses the word rattle — scan all four versions before you choose.
The correct sentence is: A raven perched on the fence, watching the garden.
Every flawless sentence on this page uses the word raven — scan all four versions before you choose.
The correct sentence is: A narrow ravine cut through the dry plateau.
Every flawless sentence on this page uses the word ravine — scan all four versions before you choose.
The correct sentence is: Reach the shelf by standing on the small stool.
Every flawless sentence on this page uses the word reach — scan all four versions before you choose.
The correct sentence is: She likes to read before switching off the light.
Every flawless sentence on this page uses the word read — scan all four versions before you choose.
The correct sentence is: Dinner will be ready in half an hour.
Every flawless sentence on this page uses the word ready — scan all four versions before you choose.
The correct sentence is: The necklace was made of real pearls.
Every flawless sentence on this page uses the word real — scan all four versions before you choose.
The correct sentence is: Farmers reap the wheat at the end of summer.
Every flawless sentence on this page uses the word reap — scan all four versions before you choose.
The correct sentence is: The garden gate is at the rear of the house.
Every flawless sentence on this page uses the word rear — scan all four versions before you choose.
The correct sentence is: The main reason for the delay was the weather.
Every flawless sentence on this page uses the word reason — scan all four versions before you choose.
The correct sentence is: The village worked together to rebuild the bridge.
Every flawless sentence on this page uses the word rebuild — scan all four versions before you choose.
The correct sentence is: I recall the day we launched the boat clearly.
Every flawless sentence on this page uses the word recall — scan all four versions before you choose.
The correct sentence is: This soup recipe needs a pinch of salt.
Every flawless sentence on this page uses the word recipe — scan all four versions before you choose.
The correct sentence is: The athlete broke the national record last month.
Every flawless sentence on this page uses the word record — scan all four versions before you choose.
The correct sentence is: The patient will recover in about two weeks.
Every flawless sentence on this page uses the word recover — scan all four versions before you choose.
You have completed 0 of 36 sentences. Finish the quiz to see your final score and error-spotting level.
Back to the Quiz ↑Use this list to check your answers and to revise. It shows all 36 flawless sentences from the quiz, each with its key word highlighted on the left. Cover the key-word column, read a question from the quiz, and see whether you can spot the correct version before you peek.
| # | Correct Sentence | Key Word |
|---|---|---|
| 1 | The rabbit nibbled clover at the meadow's edge. | rabbit |
| 2 | The boat race begins at noon on the river. | race |
| 3 | Wet coats dripped on the rack by the door. | rack |
| 4 | The airport radar tracks every plane in the sky. | radar |
| 5 | Grandpa listens to the radio every evening. | radio |
| 6 | A bright red radish popped out of the soil. | radish |
| 7 | The children built a raft from old logs and rope. | raft |
| 8 | The train slid along the rail without a sound. | rail |
| 9 | Heavy rain flooded the lanes near the school. | rain |
| 10 | A rainbow arched across the sky after the shower. | rainbow |
| 11 | Please raise your hand before you speak. | raise |
| 12 | Grandad gathered the leaves with an old rake. | rake |
| 13 | The tennis rally lasted an incredible forty strokes. | rally |
| 14 | Wheelchairs reach the platform by the gentle ramp. | ramp |
| 15 | The cattle roam free across the huge ranch. | ranch |
| 16 | The restaurant serves a wide range of dishes. | range |
| 17 | The canoe shot through the rapid without capsizing. | rapid |
| 18 | Snow is a rare sight in our town. | rare |
| 19 | A rat scurried along the wall of the granary. | rat |
| 20 | The heart rate rises during hard exercise. | rate |
| 21 | I would rather stay at home and read tonight. | rather |
| 22 | The loose window rattled all through the night. | rattle |
| 23 | A raven perched on the fence, watching the garden. | raven |
| 24 | A narrow ravine cut through the dry plateau. | ravine |
| 25 | Reach the shelf by standing on the small stool. | reach |
| 26 | She likes to read before switching off the light. | read |
| 27 | Dinner will be ready in half an hour. | ready |
| 28 | The necklace was made of real pearls. | real |
| 29 | Farmers reap the wheat at the end of summer. | reap |
| 30 | The garden gate is at the rear of the house. | rear |
| 31 | The main reason for the delay was the weather. | reason |
| 32 | The village worked together to rebuild the bridge. | rebuild |
| 33 | I recall the day we launched the boat clearly. | recall |
| 34 | This soup recipe needs a pinch of salt. | recipe |
| 35 | The athlete broke the national record last month. | record |
| 36 | The patient will recover in about two weeks. | recover |
Reading a sentence and judging a sentence are two different skills — and correction is where grammar finally gets tested. A correction task forces you to look closely at how English sentences are built: the subject and its verb, the tense of the action, the little articles and prepositions that glue everything together. This quiz focuses on useful words starting with R — words like rabbit, race, rack, radar, radio, radish — and hides each one inside a natural, everyday sentence that appears in four versions, three of them faulty.
Each question quietly tests subject-verb agreement, tense, articles, prepositions and word forms — the exact patterns examiners ask about — inside complete sentences rather than isolated rules.
The key words are common, practical words you meet in school work, stories and conversation. Meeting them inside correct sentences makes them far easier to remember and reuse.
The sticky score bar and the per-set pills show exactly how your error radar improves. Replay a letter after a week and compare your best score.
A sentence correction question takes one idea and writes it in four different ways. Three of the versions contain the kinds of mistakes real writers make; one version is completely correct. Your job is to find the flawless version and leave the three traps behind. The quiz marks your choice instantly, shows the correct sentence with the key word highlighted, and quietly explains the pattern you should look for next time.
Teachers like the format because it tests judgement, not just recognition: you must weigh every option against the rules you know, which is much closer to editing your own writing than ticking a vocabulary box. It also scales beautifully — short single-clause sentences suit beginners, while longer sentences with time and place phrases challenge advanced learners. Here is what a typical question looks like:
| Faulty version | Correct version | The hidden error |
|---|---|---|
| The list of items are on the desk. | The list of items is on the desk. | The subject is “list”, so the verb must be singular. |
| Yesterday we go to the museum. | Yesterday we went to the museum. | “Yesterday” demands the past tense. |
| She adopted a honest puppy. | She adopted an honest puppy. | Use “an” before a vowel sound. |
| The choir sang beautiful. | The choir sang beautifully. | Adverbs, not adjectives, describe verbs. |
Almost every faulty version in this quiz hides one of six classic mistakes. Learn these families and many answers will almost find themselves.
A singular subject needs a singular verb: the dog runs, the dogs run. Watch out for phrases that separate the subject from the verb — "the list of items is", not "are".
Time words are anchors. Yesterday, last week and in 1999 demand past forms; every morning and usually demand the simple present. Mixed tenses in one clause are always wrong.
Use an before vowel sounds (an hour, an honest answer), a before consonant sounds (a university), and never drop the before a specific noun such as the top line.
Fixed pairs matter: arrive at a platform, in the morning, on Monday, afraid of the dark, wait at the airport. Swapping one small word can break the pattern.
Verbs take adverbs (sang beautifully) and nouns take adjectives (a beautiful song). And read carefully for doubled words — "the the", "every every" — a classic typing slip that correction tests love.
its / it's, their / there, then / than, past / passed — sound-alike pairs hide in many options. Check every small word: if it sounds the same but means something else, it is the error.
When the flawless version does not jump out immediately, slow down and work through these steps before you commit.
These six rules hide behind faulty versions again and again. Learn each with its example, and you will start hearing the correct sentence instead of guessing it.
| Rule | Faulty | Correct |
|---|---|---|
| Subject and verb must agree | The list of items are on the desk. | The list of items is on the desk. |
| Match the tense to the time | Yesterday we go to the museum. | Yesterday we went to the museum. |
| Choose the right article | She adopted a honest puppy. | She adopted an honest puppy. |
| Use prepositions precisely | The film starts in eight o\u2019clock. | The film starts at eight o\u2019clock. |
| Match word form to word job | The choir sang beautiful. | The choir sang beautifully. |
| Never double a comparative | This road is more shorter than that one. | This road is shorter than that one. |
Error-spotting and sentence improvement questions appear in school worksheets, literacy tests and competitive exams. GMAT Sentence Correction made the format famous; SAT Writing and ACT English use it in almost every paper; IELTS and TOEFL reward the same editing instincts in writing tasks; and various bank and Olympiad papers ask candidates to find the part of a sentence that contains an error. The core skill — hearing which version sounds like careful English — is identical everywhere, so practising here transfers directly.
Fifteen to twenty minutes a day is enough. Follow this plan, then move on to the next letter.
Teachers, tutors and parents can turn this letter quiz into a longer learning session with these simple ideas.
Read one question aloud and let teams bid on how confident they are before answering. Correct teams win the pot — a quick lesson in trusting your grammar instincts.
After each answer, students rewrite the correct sentence and change exactly one word to plant a brand-new error. Swapping and repairing turns recognition into writing.
Open this page on a projector, split the class into teams and let one player per team explain the choice before locking it in. The sticky score bar makes tracking easy.
Pick one rule from the grammar table each morning and award a point to every student who catches it in the wild — in books, signs or songs — during the day.
This page has 36 questions, all on one page and split into 4 sets of up to 10. Each question shows four versions of one complete sentence; only one version is flawless, and the other three each hide a typical mistake.
You will correct sentences that use words such as: rabbit, race, rack, radar, radio, radish. Each question shows a hint word and four versions of a sentence - you choose the one that is completely correct, and the quiz explains the right answer instantly.
A sentence correction question shows one idea written in four different ways. Three versions contain the kinds of errors real writers make - a verb that disagrees with its subject, a wrong tense, a missing article, a mixed-up preposition, a doubled word or a missing capital letter. Only one version is correct, and your job is to find it.
Read all four versions first and look for the differences - the words that change from option to option are exactly where the error hides. Then test each change against the rule you know: does the verb match its subject, does the tense match the time word, does the article sound right? The version that breaks no rules is your answer.
Yes. It is completely free, needs no sign-up and you can retake it as many times as you like.
Yes. Press the Reset Quiz button in the score bar to clear your answers and start again. Your best score for this letter is remembered on this device.
Each letter page collects correction practice for one letter of the alphabet. Every flawless sentence in this quiz contains a key word beginning with R, so you sharpen your grammar while you revise vocabulary letter by letter.
School students, English learners and anyone preparing for error-spotting or sentence-correction questions in exams such as SAT, ACT, GMAT, IELTS, TOEFL and various bank and Olympiad papers. Teachers and parents can also use it as a quick classroom or homework activity.
Use the A to Z letter bar at the top and bottom of this page. Every letter has its own sentence correction quiz page.
You have corrected sentences with words that start with R. Replay the quiz to improve your score, then continue with another letter to cover the whole alphabet.
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