The teacher, as well as some students____ yesterday evening.
A. were reviewing
B. was reviewing
C. has been reviewing
D. have been reviewing
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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
【2014-7 一级建造师】除双方当事人意思表示一致以外,尚须交付标的物才能成立的合同,成为( )。
A. 要式合同
B. 实践合同
C. 有偿合同
D. 双务合同
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