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Whoever leaves the room last must ______ that all the lights are turned off.

A. is sure??? B. make sure??? C. find out??? D. look out

It was on a cold winter evening_______ his father left home and was never back.

A. where 　　　     B. which　　　      C. that　　　      D. when

Jessica ought to stop work.She has a headache because she _______ too long.

A. read B. is reading

C. had read D. has been reading

---Do you know what Tom does all day?

---I know he spends at least _______ time watching TV as he does spend doing his lessons.

A. more　　　　??? B. as much????????? C. much??????????? D. as more

____, he does not know the answer.

A. As he is a teacher????????????? B. As he is teacher

C. A teacher as he is????????????? D. Teacher as he is

Three of the town’s factories have closed down _____ the space of a year.

A. among????????? B. after????????? C. beyond??????????? D. within

The pills really work! I __________ 7 kilograms in the last two months!

A. lose????????????? ????????????? ????????????? ????????????? B. lost????????????? ????????????? ????????????? ????????????? C. am losing????????????? ????????????? ????????????? D. have lost

The chickens will provide us _______ feathers, ______ we can make use for cleaning the table and benches.

A. with; with

B. with; of which

C. of; which

D. of; from which

If you put too many potatoes in that paper-bag it will _____.

A. fail    B. explode    C. crack    D. burst

The suggestion he put forward was adopted with 16 votes _____ and 15 against it.

A. in favour of??? B. in response to

C. in honour of??? D. in reference to