当事人对行政处罚决定不服，申请行政复议或者提起行政诉讼的，行政处罚( )执行。A．

阅读短文，选择最佳答案。

Now lots of teenagers like smoking. It's a big problem. Some of them smoke, just for fun and some think smoking looks cool. Others smoke because there are many people around them that smoke.

As we all know, smoking is harmful, especially to students. Some teenagers even steal money so that they can buy cigarettes. Besides, smoking does harm to brains and it can influence studies. Finally, it is bad for health because it can cause diseases.

Therefore(因此), we should protect ourselves from smoking. First, we should learn more about the danger of smoking. Second, we should keep away from people who smoke.

小题1:Now some teenagers like smoking because_________.

A. smoking is good for them

B. their parents want them to do so

C. they think it is fun

小题2:From the passage, we know some teenagers steal money in order to _______.

A. buy cigarettes   B. buy books                         C. play games

小题3:Smoking is harmful to_________ .

A. brains              B. legs                                   C. eyes

小题4:Which of the following sentences is NOT true?

A. Smoking can cause diseases.

B. Smoking can influence studies.

C. We shouldn't keep away from people who smoke.

小题5:The writer of the passage wants teenagers________.

A. to smoke           B. not to smoke                      C. not to keep away from smoking

下列物质中，本身属于非电解质，溶于水与水反应的生成物属于电解质的物质是（    ）

A．氯化钠

B．氯气

C．三氧化硫

D．乙醇

在△ABC中，如果∠A：∠B：∠C=1：2：3，根据三角形按角进行分类，这个三角形是______三角形．∠A=______度．

男孩6岁，全身水肿2个月，经体检和实验室检查诊为“单纯型肾病综合征”，给泼尼松每次15mg，每日3次，连用4周，尿蛋白从（+++），降至（++），水肿减轻，继续用原剂量2周，水肿迸一步消退，尿蛋白（++），再用原剂量2周，尿蛋白时而（+）、时而（++）．此时激素疗效判断为（）

A.激素敏感

B.激素部分敏感

C.激素耐药

D.激素依赖

E.激素无效

使用某种农药来防治某种害虫，开始效果很显著，但长期使用以后，效果就越来越差。按达尔文进化论的观点解释，原因是（）

A.害虫对农药进行了定向型选择

B.害虫对农药进行了定向型变异

C.害虫对农药产生了隔离

D.农药对害虫的抗药性变异进行了定向选择