It was so noisy that we found it hard to______ our conversation.
A. carry on
B. set off
C. turn on
D. go about
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I don’t know who _________ for the broken glass.
A. blamed
B. be blamed
C. would blame
D. to blame
The accident was his fault, so he had to pay for the damage_____the other car.
A. at
B. to
C. on
D. for
The harder I tried, _____________it seemed to solve that problem.
A. the impossible
B. most impossible
C. the most impossible
D. the more impossible
夹紧要牢固、可靠,并保证工件在加工过程中( )不变 。
A. 尺寸
B. 方向
C. 位置
D. 间隙