题目内容

CAD/CAM系统使用的加工材料为()

A. 树脂材料
B. 可切削陶瓷
C. 纯钛
D. 钴铬合金
E. 以上都是

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_____, I would accept the invitation and go to the party.

A. Were I you
B. Was I you
C. Had I been you
D. Would I be you

You should work less _____.

A. and neither should I
B. and so should I
C. and nor should I
D. and so I should

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