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问题 解答题

黄叔叔家原来每月用水约10吨．更换了节水龙头后．每月用水约8吨，现在每月用水比原来节约了百分之几？

答案

（10-8）÷10，

=2÷10，

=20%；

答：现在每月用水比原来节约了20%．

听力题

小题1: One of the rules is that all the students must pay a___________ to their teachers in class.

小题2:Fall is another way of saying a______________.

小题3: My mother p_______ coffee to tea. But I like tea a lot.

小题4:I won’t go to his birthday party u________ I am invited.

小题5:The old man lives alone and aren’t happy these days. Let’s go to see him and c________ him up.

小题6: There will also be exciting things waiting for you a____________ with difficulties.

小题7:It’s dishonest to try to c___________ one’s mistake with lies.

小题8: I want to take care of my health, so I m_____________ eat fruit and vegetables.

小题9:–W________ backpack is it?

– I don’t know. Let’s ask them and find the owner.

小题10: My watch is broken. I’ll get it m__________ this weekend.
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单项选择题

作业中推动车梯应服从（）的指挥。

A.工作领导人

B.安全员

C.操作人

D.工作台上人员
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