企业发生事故所造成的经济损失，一般间接损失比直接损失（）A.小 B.相等 C.大

－What do you usually do on Sundays?

－We _______ at the guitar group. [ ]

A. enjoy

B. have good times

C. enjoy ourselves

D. like ourselves

用所给词的适当形式填空。

1. I'm too thirsty. Please give me some        (much) water.

2. Would you like to go        (swim) with me?

3. Many        (predict) didn't come true.

4. You are too fat. You should eat        (little).

5. Lucy speaks English       (well) than Liu Mei.

6. This is an       (pleasant)job,and few people want to do it.

7. It took me about two hours       (do) my homework last night.

8. Did you see her        (walk)in the street when you passed there?

9. The movie is too        (bore).I don't like it.

10. There        (be) a concert in our town next week.

以下哪种药物具有镇痛作用（）

A.硫喷妥钠

B.羟丁酸钠

C.依托咪酯

D.异丙酚

E.氯胺酮

吊顶棚搁栅时，一般要找出起棋高度，当设计无要求时，对于10～15m跨度，一般起棋高度为______跨度。

A．3/1000

B．4/1000

C．5/1000

D．6/1000

无排卵月经通常是由于（）

A.雌激素分泌缺乏

B.孕酮分泌缺乏

C.雌、孕激素均减少

D.前列腺素F2α分泌缺乏

E.同一周期中FSH分泌缺乏