试题与答案

工人向汽车上装重东西时,常用木板搭成斜面,把重东西推上去,这样做可以( ) A

题型:选择题

题目:

工人向汽车上装重东西时,常用木板搭成斜面,把重东西推上去,这样做可以(   )

A.既省力又省距离

B.只省力不省距离

C.只省距离不省力

D.既不省力又不省距离

答案:

答案:B

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题型:完形填空

动词填空请用括号内所给动词的适当形式填空 (共10小题;每题1分,满分10分)

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Listen! The song __小题6:___ (play) is so nice that it is popular with the students.

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