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问题 多项选择题

用间接测量法测量直线度误差，应用的仪器一般有（）。

A.框式水平仪 

B.合像水平仪 

C.自准直光学量仪 

D.钢尺 

E.游标卡尺

答案

参考答案：A, B, C

单项选择题

应纳所得税为( )万元。

A．629.178

B．563.178

C．619.278

D．648.978
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单项选择题

High school and college students today are pushed so much in the direction of specialization ()little time is left for the further development of the basic reading skills initiated in earlier years.

A. as

B. so that

C. that

D. therefore
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