题目内容

C1.9标注水平尺寸时,尺寸数字的字头方向应向上;标注垂直尺寸时,尺寸数字的字头方向应[ ]。

A. 向右
B. 向上
C. 向左
D. 向下

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C1.20 在使用尺规绘图时,量取长度和分割线段的工具为[ ]。

A. 分规
B. 铅笔
C. 绘图板
D. 曲线板

Basketball by a Canadian doctor named James Naismith.

A. is invented
B. was invented
C. invented
D. invents

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A. fill
B. filled
C. are filled
D. were filled

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A. invites
B. invited
C. is invited
D. was invented