根据所给单词完成句子。

1. He says he ____ (be) tired.

2. He said he ____ (be) sorry.

3. She said she ____ ____ (wait) for her mother.

4. The teacher told us that the earth ____ (move) around the sun.

关闭车辆制动支管上的（）、停止其自动制动机作用的车辆叫关门车。

A、折角塞门

B、车门

C、截断塞门

D、调整塞门