题目内容

9.A survey of the opinions of experts that three hours of outdoor exercise a week _ good for one's health.

A. show; are
B. shows; are
C. show; is
D. shows; is

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10.Nowadays, the number of people who _ hungry ___ been greatly reduced.

A. goes; have
B. goes; has
C. go; has
D. go; have

11.Though there _____ only a small quantity of food and water left, they managed to arrive at the destination, safe and sound.

A. is
B. was
C. were
D. are

12.There _____ nothing to talk about, so everyone in the room remained silent.

A. was
B. had
C. is
D. has

13.When and where to build the new factory ______ yet.

A. has not decided
B. are not decided
C. is not deciding
D. has not been decided