题目内容

The experts have _____to the conclusion that this kind of disease can be cured in this new method.

A. come
B. got
C. Reached
D. arrived

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She kept practicing _______she could win the National Speaking Competition

A. lest
B. in order to
C. so that
D. in case

Obviously,it was their______ that they were late.

A. blame
B. criticism
C. cause
D. fault

In order to search for the escaped prisoner,the police decide to question____ comes along this road.

A. who
B. whom
C. Whoever
D. whomever

More and more people begin to realize that it is about time the government______further measures to control pollution.

A. must take
B. is taking
C. takes
D. took

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