Question

适当形式填空

Answer 1

1、were planted
2、clean
3、must not put
4、is made
5、are speaking
6、use
7、should throw
8、will be built
这样不动脑子，可不是一个好学生哦，不过你有小聪明，会玩知道找答案了，也算是个本事，希望帮到你，但是我不保证都正确！！！

Answer 2

were planted, are cleaned, must not be put, is made, are spoken, are used, should be thrown, will be built.

Answer 3

1. were planted

2. are cleaned

3. must not be put

4. is made

5. are spoken

6. are used

7. should be thrown

8. will be built

   这几题都是考查被动语态的用法。