根据汉语提示或英语解释，写出各单词的正确形式，每空填一词。

1. Turn right into the _______ (第十二) Street at the corner.

2. There isn't much _______ (污染) in this city,and it's very clean.

3. The three robbers were _______ (吃惊的) to see the poliemen.

4. The elephant is too big to go _______ (穿过) the door, I'm afraid.

5. The sofa is very _______ (舒适的)to sit.

6. We live on the same floor, so we are n_______ (live near another persons).

7. I i______ (ask sb. to come) Mr. Wu to come to Simon and Sandy's party.

两台单相电压互感器接成V-V型测量三相线电压，三台电压互感器接成Y，y0型测量三相线电压的接线图是（）。

A.

B.

C.

D.