I don’t know who _________ for the broken glass.
A. blamed
B. be blamed
C. would blame
D. to blame
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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
产品数量很大,大多数工作地点长期地按一定节律进行某一个零件的某一个工序的加工是
A. 大批生产
B. 成批生产
C. 单件生产
D. 前三种都不是