沥青贯入式面层适用于以下（）公路。A.高速公路 B.一级公路 C.二级公路 D.三级

计算：（-3）³÷（-9）+（-2）²×|-4+1|．

双人三班制的缺点是（）

A.连续工作时间长

B.夜班时间长，护士较疲劳

C.所需人力较多

D.以人为本

E.提高质量

用括号内所给词的适当形式填空

1. It’s difficult for most people to make a ____ (decide)

2. ___ (wear)blue clothes or sleeping in a blue room is good for our mind and body.

3. His grandmother looks very happy now, because today is her ____(nine) birthday.

4. She hates to be like others, so she always tries to do everything ____(different)

5. —Who is ___(lie) on the floor over there? 

    —Stephen.

6. —Why not park our car here?

    —Look at the sign. We ___(not allow) to park cars here.

7. My dream is to be a doctor ,what about     ___ ? （you）

8. Those ____(thief) car was seen parking behind the bank.

9. Our teacher told us that the earth    _     (travel) round the sun .

10.The film “The flowers of war” _____ (direct) by Zhang Yimou is wonderful.

引起电动机通电后不能启动的原因有哪些？如何排除？

班组处在生产第一线，是多种关系的交汇点。要使各项关系协调好、矛盾不上交，就需要班组长发挥（）的作用。

A.生产指挥者

B.关系协调者

C.职工领导者

D.承上启下者