下列属于延长工作时间的限制条件有()A.企业生产经营需要 B.必须与工会协商 C.必

句型转换(每空一词)。

1. Linda is going to Beijing with her parents next week. (对画线部分提问)

       is Linda going to Beijing         next week?

2. I'll be a teacher when I return to China.(改为同义句)

I'll be a teacher when I                   to China.

3. Ben is leaving for Tianjin this morning.(改为一般疑问句)

         Ben          for Tianjin this morning?

4. He is staying in Shanghai for a month.(对画线部分提问)

                   is he staying in Shanghai?

5. They had a good time in Hong Kong.(改为同义句)

They          _         in Hong Kong.

耳穴“交感”的位置，应在（）。

A.对耳轮下脚外二分之一处

B.对耳轮下脚内二分之一处

C.对耳轮下脚与耳轮内侧交界处

D.对耳轮下脚的内上角

E.对耳轮上脚的外上角

We couldn’t understand: what could ______ his sudden change of mind?

A．enjoy

B．explain

C．accept

D．mean

溶解气驱油藏油井产量与井底流压的关系是（）

A.线性的

B.非线性的

C.无关

课程组织的结构