方向盘出现“打手”现象，主要是（）A、车速太快 B、方向盘自由

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问题单项选择题

方向盘出现“打手”现象，主要是（）

A、车速太快

B、方向盘自由行程太大

C、方向盘自由行程太小

答案

参考答案：C

选择题

一 Did you hear Tom was criticized for his spelling mistakes in his English composition?

一 Yes, but a more careful person _____ so many mistakes. [ ]

A. wouldn't make

B. needn't have made

C. shouldn't make

D. wouldn't have made

判断题

检测装置是数控机床必不可少的装置。