有一辆汽车从A地开到B地，两地相距为150千米，来回速度各为30千

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问题单项选择题

有一辆汽车从A地开到B地，两地相距为150千米，来回速度各为30千米/小时和50千米/小时，那么在整个路程中的汽车的平均速度为多少( )

A．40千米/小时

B．42千米/小时

C．38千米/小时

D．37.5千米/小时

答案

参考答案：D

听力题

小题1:There is a t______________ in our family that we have a party on New Year’s Eve.

小题2:Things fall to the ground because of the earth’s ________________.

小题3: All the children felt e_______________ after a long journey.

小题4:The custom of arranged marriages still ___________(存在) in many countries.

小题5:As is known to all, smoking is h______________ to people’s health.

小题6:Air is a m_________________ of gases.

小题7:To succeed, we must __________________ (结合) talent with hard work.

小题8:Children are supposed to avoid watching v_______________ programmes and video games, which are possible to cause them to become more aggressive.

小题9:I know you don’t like her but try not to make it so ______________ (明显).

小题10:The actor’s performance left a strong i_________________ on the director.

不定项选择

挪用公款“归个人使用”是指下列哪一（些）情形？（）

A.以个人名义将公款供其他单位使用的

B.以单位名义将公款供其他单位使用

C.个人决定，以单位名义将公款供其他单位使用的

D.个人决定，以单位名义将公款供其他单位使用，谋取个人利益