警卫保安人员属于（）。 A.经营人员 B.管理人员 C.技术人员 D.操作人员

选择适当选项补全对话。

A: 1._____

B:I'd like to buy a skirt for my daughter.

A:Here are some skirts for girls.  2._____  

B:It's nicc,but it's too big for her,I'm afraid.

A:What about that one?

B: 3._____  My daughter likes lighter skirts.

A: Here is one with lighter,colour. Is it OK?

B: Yes, I'll take it.   4._____ 

A: It's 120 yuan.

B: 120! 5._____ 

A:Well. It's a little dear. But I think it's the nicest dress in the shop.

( )1. A. Good morning.

           B. How do you do?

           C. Excuse me.

           D. Can I help you?

( )2. A. What colour do you want?

           B. What size does she wear?

           C. How about this one?

           D. What do you think of them?

( )3. A. It is too light.

           B. The colour is too dark.

           C. They are very nice.

           D. I'm afraid it's too small.

( )4. A. how much is it?

           B. Thank you very much.

           C. Have you got enough money with you?

           D. How dear it is!

( )5. A. It's vcry expensive.

           B. It's very chcap.

           C. Do you think it's nice?

           D. Do you have any cheaper ones?  

炙甘草汤中，补心脾气者是

A．川芎
B．当归
C．黄芪
D．附子
E．白芍

下列判断正确的是[ ]

A．测定硫酸铜晶体中结晶水含量时，灼烧至固体发黑，测定值小于理论值

B．相同条件下，2mol氢原子所具有的能量小于1mol氢分子所具有的能量

C．0．1 mol·L^-1的碳酸钠溶液的pH大于0．1 mol·L^-1的醋酸钠溶液的pH

D．1L 1 mol·L^-1的碳酸钠溶液吸收SO₂的量大于1L mol·L^-1硫化钠溶液吸收SO₂的量

以下反应所鉴别的药物是（）

A．葡萄糖 

B．磺胺嘧啶 

C．硫酸阿托品 

D．奥沙西泮 

E．丙磺舒

采用预绞丝修补导线时其长度不应少于（）个节距。

A.3；

B.4；

C.5；

D.6。