[ Grammar ]
You _____ seen Helen. She was standing right next to you at the party!
A. shouldn’t have
B. can’t have
C. couldn’t have
D. must have
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Grammar › ViewYou _____ do better next time if you work harder.
A. can
B. must
C. may
D. shall
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The earth __________ a crust under the oceans and the land that we live on.
A. is
B. has
C. have
D. are
Homophones › ViewI bet ___ a responsible person.
A. your
B. you’re
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My father bought … new car yesterday.
A. a
B. an