碱性环境可增加其抗菌活性的药物是（）A．磺胺嘧啶 B．链霉素 C．红霉素 D．苯巴比

单词拼写。

1. A friend in need is a friend                  (确实).

2. I went to the American embassy to                 (寻找)help.

3. Your theory is                  (难以执行的).

4. Smoking is                  (有害的)to your health.

5. They multiplied and                  (存在)on the earth for more than 140 million years.

6. Several                  (加拿大人)visited our school last week.

7. my                  (重量)will be less than on the earth.

8. Two pieces of                  (行李)are in the car.

9. The boy lied that a hen was lying under the tree                  (产卵)eggs.

10. I cheered up immediately and                  (漂浮) weightlessly around in our spaceship.

陈女士，45岁，近日体检时被查出有宫颈癌，她很震惊，认为"怎么可能？肯定是医生弄错了"，请求再次诊查。

陈女士目前的心理状态处于（）

A.否认阶段

B.愤怒阶段

C.协议阶段

D.抑郁阶段

E.接受阶段

自举法检验（Bootstrap）

软件测试方法可分为3类，它们是动态测试、静态测试和程序正确性证明，真正实施的方法则是( )。

A) 动态测试和静态测试
B) 静态测试和程序正确性证明
C) 动态测试和程序正确性证明
D) 都不是

洛呱丁胺为

A．泻药B．止泻药C．止吐药D．抗酸药E．祛痰药