You can use a large plastic bottle, _____ cut off, as a pot to grow your plant in.
A. the top is B. with its top
C. whose top D. the top of which be
The boss _____ the workers how to do it, or the accident couldn’t have happened.
A. can’t have told B. ought to tell
C. could have told D. mustn’t have told
The reason _____ their failure you know is ______ they didn’t get fully prepared for the experiment.
A. why…that B. that…why
C. why…because D. for…that
Susan could be a very attractive girl but she ____ no attention to her clothes.
A. had paid B. paid C. pays D. would pay
During the meeting a young man cried out suddenly and threw his notebook at the chairman, _____brought the room to disorder.
A. it B. and which C. and that D. this
I ______ her not to walk on the thin ice but she wouldn’t listen to me.
A. suggested B. warned C. persuaded D. admitted
