题目内容

-- Frank is up late working again.-- This is the third time this week he's had to study late, _________?

A. isn't it
B. hasn't he
C. isn't he
D. hasn't it

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-- Don't you think Jack's health has been ruined by overdrinking?-- Yes, he told me _________ himself.

A. the thing
B. it
C. so
D. the fact

-- It's a fatal disease, isn't it?-- No, I don't believe ________.

A. so
B. in it
C. such
D. in that

同一张图样中，同类图线的宽度应（）。

A. 一致
B. 不一致
C. 不同
D. 任意

绘制尺寸线、尺寸界线等时，应采用（）线。

A. 粗实线
B. 细实线
C. 虚线
D. 点画线