电容器电容的单位是（） A．库仑 B．法拉 C．安培 D．伏特

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问题选择题

电容器电容的单位是（　　）

A．库仑

B．法拉

C．安培

D．伏特

答案

库伦是电量的单位，法拉是电容的单位，安培是电流的单位，伏特是电压的单位，故ACD错误，B正确；

故选：B．

句型转换

句型转换。

1. I think Jasper is the best. (改为一般疑问句)

______ ______ ______ Jasper is the best?

2. The most popular clothing store is Jasper's. (就画线部分提问)

______ is the most popular clothing store?

3. I think Jim is the funniest performer. (就画线部分提问)

______ ______ ______ ______ is the funniest performer?

4. This room is the biggest in my house. (改为同义句)

This room is______ ______ ______ ______ room in my house.

5. Tim is tall. Ted is taller. Tom is taller than Ted. (合并为一句)

Tom is the ______ ______ all the three.

判断题

在遇大风浪或大风浪来临前，甲板要拉防滑绳，确保甲板通行安全。