活塞连杆组在往发动机上安装以前,要装配在一起。装配时应注意同组连 杆重量差超过规定时,可锉修()下端,以减轻连杆重量。
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Who is that man over there? Do you know ()name?
A: his
B: he's
C: he
The policeman was attacked()a knife.
A: on
B: by
C: for
D: with
John is () experienced at training than Mary is.
A: more
B: worse
C: much
– What kind of TV program do you like best? – ().
A: I like them very much
B: I only watch them at weekend
C: It's hard to say, actually
D: I'm too busy to say