某市A区的建设单位将其位于本市B区的办公楼发包给本市C区的施工企业。双方在本市D区签

若（x-7）⁰=1，则x的取值范围为______．

确定夹紧力方向时，应该尽可能使夹紧力方向垂直于（）基准面。

A、主要定位

B、辅助定位；

C、止推定位

句型转换。

1. He writes to his mother once a month. (对画线部分提问)

     _____ _____ does he write to his mother?

2. It is exciting news. (改为感叹句)

    _____ _____ news it is!

3. Mike broke the window yesterday. (改为被动语态)

   The window _____ _____ by Mike yesterday.

4. I go to school on foot every day. (改写为同义句)

    I _____ _____ school every day.

5. I don't know French. She doesn't know French, either. (改写为同义句)

    _____ she _____ I know French.

治疗闭经，溢乳综合征宜用（）

A.酮康唑

B.溴隐亭

C.链脲佐菌素

D.螺内酯

E.地塞米松

下面哪些是通用模板的样式（）。

A.标题

B.默认段落字体

C.正文

D.默认样式