Dirty air and water are harmful. They ____ kill plants, and even people.( )
A.canB.can'tC.shouldD.shouldn't
﹣Yuan Longping, a famous Chinese scientist, is now doing research on sea rice.
﹣If farmers____ start planting rice in salty water, China's food supply will surely rise.( )
A.canB.can'tC.mustD.mustn't
To keep children safe,we ___________ put the things like knives and medicine away in our house.( )
A.mayB.shouldC.canD.might
﹣Mom,______i visit the art museum next Monday?﹣I'm afraid you can't.All museums in the city are closed on Monday.( )
A. |
would |
B. |
need |
C. |
should |
D. |
may |
Tommy,______play basketball in the street next time.You may get hit by a car.( )
A. |
do |
B. |
don't |
C. |
must |
D. |
mustn't |
The magazine____Lucy's.We can see her name on the cover.( )
A.mustn't beB.can't beC.must beD.needn't be
﹣Where is Tom?
﹣He _____in his room. The light in his room is on.( )
A.mustn't beB.can beC.can't beD.must be
You haven't eaten all day. You___be very hungry.( )
A.couldn't beB.can't
C.mightD.must
﹣﹣﹣Listen! Is that Linda playing the piano in the room?
﹣﹣﹣No. It be Linda, she has gone to London.( )
A.may notB.needn'tC.can'tD.mustn't
﹣Whose cap is this? Is it Cindy's ?
﹣It _____ be hers. Don't you remember she even didn't come to the party?( )
A.can'tB.mightC.may notD.must
This machine can (translate) simple messages into 24 different languages.
﹣Can we play soccer here?
﹣No, you____play it near the road. That's too dangerous!( )
A.canB.mayC.won'tD.mustn't
﹣I wonder if these are Danny's glasses?
﹣They ______ be Danny's.He doesn't wear glasses.( )
A.can'tB.mustC.mustn'tD.can
试题篮
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