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问题 单项选择题

（）的作用是保证柴油在低压油路内循环，克服管路及滤清器的阻力，保证连续不断地供应足够数量及一定压力的柴油给喷油泵。

A.油箱

B.滤清器

C.输油泵

D.PT泵

答案

参考答案：C

填空题

方框中选出一个可以填入空白处的词语，并用其适当形式填(每空一词)。

Most children like watching TV. It’s very 小题1:    . By watching TV they can see and learn a lot and know many things about their country and the world. Of course, they can also 小题2:        over the radio. But they can learn better and more小题3:       on TV. Why?  Because they can hear and watch at the same time. But they can’t see 小题4:        over the radio. TV helps to open children’s小题5:         It helps to open their minds, too. They learn newer and Better ways of doing things. Many children watch TV only on Saturday or Sunday evening. But a few children watch TV every night. They go to bed very late. They can’ t have a good rest.

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单项选择题

下列不属于城镇体系规划图纸的是( )。

A．城镇体系规划图

B．综合评价图

C．重点地区城镇发展规划示意图

D．区域设置图
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