下列那些不是燃料油泵日维护检内容（）。A、检查备用泵是否预热_爱下问搜题

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问题多项选择题

下列那些不是燃料油泵日维护检内容（）。

A、检查备用泵是否预热

B、保持泵的附件完整好用

C、泵的排放阀是否关闭

D、燃料油管线伴热是否投用

答案

参考答案：A, C, D

选择题

下列关于物质的说法，正确的是（）

A．分子是组成物质的最小微粒

B．利用纳米科学技术可以操控物质的分子

C．物质由液态变为固态时，体积一定减小

D．由于固体、液体、气体都是由分子组成的，所以它们的物理性质相同

完形填空

In Taiwan, “motorpool “ is commonly known as a place for the maintenance(维修) of official business and government cars. In ___36___ it is a place for vehicle maintenance.
More than ten years ago, I came to America on business and I __37__advantage of the chance to visit my friend. My friend drove a car to ___38__ me at the airport, and took me to his home__39 the airport. My friend drove his car into the innermost lane, ___40__ had a sign ‘carpool only’ I wondered what “carpool” meant. I wondered ___41____he was going to a motorpool. So I thought myself ____42__ in asking:” Is there anything wrong with the car?” “Nothing.____43___?” said he. “Well then, why are you going to a carpool?” I responded. My friend couldn’t help ___44__ and told me that “ carpool” ___45___to the lane that only the cars with two or more passengers can ____46___. I felt rather embarrassed __47__ that.
After dinner, my friend’s neighbor 　４８　 to ask whether he could carpool the next day. “ ４９ ”, my friend said, “ I will accompany my friend to go shopping tomorrow.” I was puzzled again, 　５０ why he could not “ carpool” with him since we had “ carpooled”　５１. My friend explained to me again that the “ carpool” with him that ____５2____ used meant they in turn drove the car to work so as to save 　５3　　. The first” carpool” is a noun; ____５4___ the second “carpool” is a verb. It is really difficult for 　　５５　in America to understand it in a short time.

A．pass through

D．at listening to

B．I’m afraid

C．the last day

A．his neighbor

D．pollution’