-Listen! Helen is singing in the next room.-It __________ be Helen. She has gone
题型:同步题难度:来源:
-Listen! Helen is singing in the next room. -It __________ be Helen. She has gone to Beijing. |
[ ] |
A. can"t B. mustn"t C. may D. should |
答案
A |
举一反三
You ________ your homework now. You can do it tomorrow. |
[ ] |
A. needn"t to do B. don"t need do C. don"t need do D. needn"t do |
This building is too old and dangerous. It should _ __ dowm |
[ ] |
A. to pull B. pull C. is pulled D. be pulled |
—I still have a toothache. —Oh, sorry, the medicine didn"t work, so you ________try another kind. |
[ ] |
A. need B. mustn"t C. may D. can"t |
Henny _________ be at home now because he phoned me from the school just now . |
[ ] |
A.mustn"t B.isn"t he able to C.may not D.can"t |
Could I borrow your bike?Yes ,of couse you ___________. |
[ ] |
A. must B. need C. can D.could |
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