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问题 解答题
35÷7的意义与35÷
1
7
的意义不相同．______．
答案

35÷7，把35平均分成7份，求其中一份是多少，用除法；

35÷

1
7
，是把某个数平均分成7份，其中一份是35，求这个数是多少，

所以它们表示的意义不同，原题说法正确．

故答案为：正确．

完形填空

Debbie got up early last Saturday morning. She wanted to go skating in the Green Park w 小题1: some of her friends. She was very h 小题2:  about it.

As soon as she was ready, she got on her bike and l 小题3:   for the park —---- it was on the other side of the town.

Suddenly, as she was riding fast, she h 小题4:  the sirens (警笛).The sound of the sirens was g小题5:closer and closer. So Debbie looked behind to see what was h小题6:  .

As a result (结果), she f小题7: off her bike and lay in the middle of the road. Luckily, Debbie wasn’t hurt, b 小题8: a car hit her bike.

After the car stopped, two men got out and started running. Just then a p 小题9:  car stopped and three policemen got out and started running a小题10:  the two men. One of the policemen shouted, “Stop the thieves (贼)!”

At the same time a policeman came to see Debbie. He thanked her because, in a way, she had helped them catch the thieves.
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单项选择题

接触器的额定工作电压是指（）的工作电压。

A.主触头

B.辅助触头

C.线圈

D.短路环
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