题目内容

绘制双折线时,其两端不应超出图形的轮廓线。

A. 对
B. 错

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在较小的图形上绘制点画线、双点画线有困难时,可用粗实线代替。

A. 对
B. 错

Lookat____ pictureaboutLondonUnderground,please.

A. a
B. the
C. /
D. on

Doyouknow _______ Line 5 Subway in Chengdu was put into use?

A. how
B. when
C. what
D. whenever

Asyouknow,metroinChinahasalso _______ rapidliyinrecentyears.

A. beendeveloping
B. bedeveloped
C. beendeveloped
D. developed

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