[ Grammar ]
He ________ swim when he was four.
A. may not
B. musn´t
C. couldn´t
D. can´t

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Grammar › ViewKerry … like broccoli.
A. don’t
B. isn’t
C. doesn’t
D. did
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Rachel is so lucky. She ………… a mountain bike and a bike for riding on the road.
A. owns
B. is owning
Tenses › ViewThe cat ____________ on the mat.
A. sits
B. sleeps
C. jumped
D. running
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I have read these books
A. Simple Past Tense
B. Future Perfect Tense
C. Present Perfect Tense
D. Past Perfect Tense
