膜结构施工的基本内容和要点包括（）和膜面安装。
A.膜结构支架制作与安装
B.膜型材的制作与安装
C.膜基处理
D.膜材下料
参考答案：A
作为债的保全的一种形式，撤销权形成的条件是( )。
A．债务人怠于行使权力
B．债务人主观上有恶意
C．债务人实施有害债权的行为
D．债务人遇有不可抗力
按要求改写句子:
1. They are not on the same team. (同义句转换)
They are on .
2. We have a break. We talk to our friends. (合并为一句)
We have a break our friends.
3. She does the housework every day. (改为否定句)
She the housework every day.
4. I like reading. (就划线部分提问)
you like ?
5. Liu Ming cleans the room every week. (改为一般疑问句)
Liu Ming the room every week?
