I would think it rude to _______ when others are speaking
A. break in
B. break into
C. break off
D. break out
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You have to _______ your paper next Monday morning to the professor ’s office
A. hand out
B. hand off
C. hand over
D. hand in
But for their help, we ________ our task as planned
A. would not fulfill
B. might not fulfill
C. couldn’t have fulfilled
D. shouldn ’t have fulfilled
With a washing machine at home, you ________ all those clothes by hand
A. mustn’t have washed
B. needn ’t have washed
C. cannot have washed
D. shouldn ’t washed
The young couple fought ________ but not very seriously.
A. all times
B. on times
C. some time
D. at times