Look! A group of people ____ standing by the yard.
A. is
B. are
C. was
D. were
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The teacher, as well as some students____ yesterday evening.
A. were reviewing
B. was reviewing
C. has been reviewing
D. have been reviewing
She is one of the class advisers____ to give opinion on the meeting.
A. who have been invited
B. who has been invited
C. whom they have invited him
D. whom has been invited
9.Cattle ____ on one side of the hill.
A. grazes
B. is grazing
C. was grazing
D. were grazing
Many a people ____ the importance of mastering computer.
A. have realized
B. has realized
C. have been realized
D. has been realized
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