9 CÂU HỎI
Choose the best answer to complete the sentence.
You _______ across the road without looking around.
A. must
B. mustn’t
C. can
D. don’t have to
Choose the best answer to complete the sentence.
I _______ do my homework. My teacher said so.
A. can
B. mustn't
C. have to
D. don't have to
Choose the best answer to complete the sentence.
You ________ speak on the mobile phone on an aeroplane.
A. can
B. must
C. mustn't
D. don’t have to
Choose the best answer to complete the sentence.
You____ put the rubbish into the bin.
A. must
B. mustn't
C. has to
D. don't have to
Choose the best answer to complete the sentence.
I ______ watch TV late at night. My parents say I must go to bed early.
A. can't
B. must
C. can
D. don’t have to
Choose the best answer to complete the sentence.
We _______ eat sweets in the classrooms.
A. can
B. must
C. mustn't
D. don't have to
Choose the best answer to complete the sentence.
Travelling on mountains is really dangerous, so you _____ go alone.
A. should
B. can
C. must
D. mustn’t
Choose the best answer to complete the sentence.
You _____ pick up flowers in the school garden.
A. must
B. mustn't
C. can’t
D. should
Choose the best answer to complete the sentence.
This is the smoking room at this airport . You ______ smoke in this room.
A. must
B. mustn't
C. can
D. don't have to
