题目内容

Penicillin was discovered by chance in 1928.

A. finally
B. accidentally
C. experimentally
D. opportunely

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I saw no more than one motorcar in that shop. Will you go and buy ______

A. one
B. that
C. them
D. it

电气施工图的规定中，建筑物的承墙、柱子、主梁及房架都应该设置轴线。其定位轴线分为纵轴编号和横轴编号。它的表示方法为纵轴编号用阿拉伯数字( )来表示。

A. 从右起往左
B. 从下起往上
C. 从左起往右
D. 从上起往下

电气施工图的图纸幅面中，B表示宽度；L表示长度；C表示留装订边边宽；A表示装订宽度。符合B×L=841×1189；C=10；A=25的幅面代号为( )。

A4
B. A2
C. A1
D. A0

What did Mrs. Weston's own doctor decide to do

A. Get an expert to examine her.
B. Send her to hospital.
C. Treat her himself.
D. Advise her to wait for a few weeks.