心烦神乱，失眠多梦，惊悸怔忡，胸中懊，舌红，脉细数者，治宜选用A．天王补心丹　 B．

用括号中所给词的适当形式填空。

1. _____ (Have) breakfast helps you keep fit.

2. I have some _____ (knife). I can lend one to you.

3. He brushes his teeth _____ (two) a day.

4. My _____ (eat) habits are pretty good.

5. You must eat more vegetables and keep _____ (health).

6. There are many _____ (different) between the two books.

7. This movie is very _____ (interest).

8. My mom wants me _____ (drink) milk every day.

9. Daniel usually _____  (have) meat and vegetables for dinner now.

10. How long ____  he _____ (read) English every night?

当室外温度在0--10℃之间，还以水进行管道压力试验时，可用（）℃左右的热水进行试验，试验完毕，应立即将管内存水放净。

A.30

B.40

C.50

D.60

《工作规范》明确指出，各级局应积极推进专卖内管信息化建设，规范工作程序，实现对行业内部烟草专卖品生产经营活动的（）监管。

A、实时、有效

B、统一、高效

C、便捷、规范

D、实时、规范

在滴定反应中，达到化学计量点时，下列各种说法正确的是（）。

A.溶液中c(Fe³⁺)与c(Cr³⁺)相等

B.溶液中不存在Fe²⁺和

C.溶液中两个电对的电位相等

D.溶液中两个电对的电位不等

区间轨钢轨头部垂直磨耗超过（）mm为重伤钢轨。

A.6

B.8

C.10

D.12