题目内容

A2图幅的尺寸为（）。

A. 210×297
B. 297×420
C. 420×594

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下列说法那一句是正确的？

A. 视图主要用来表达机件的外部结构，在视图中，不可见部分不画。
B. 视图分为基本视图、向视图、局部视图和斜视图。
C. 六个基本视图投影关系中，长对正指的是：主视图、俯视图、后视图长对正。

图样中未注明相应的计量单位代号或名称时，其默认计量单位为mm

A. 对
B. 错

Two painted statues of Guanyin in Grotto 45: (referring to para5-6, P121)Appearance: with a ____ on the head, a celestial _ covering half the upper body, eyebrows, _ eyes faintly smiling, and bright and __ expression.They stand in an elegant S- posture, and their bodies gracefully _ to one side.Both painted statues have a _ countenance, _ eyes and elegant _____. They look so vivid that they resemble pretty damsels of the earthly world rather than a goddess.

I wish to see him now,__________?

A. wish I
B. may I
C. do I
D. will I