“征免性质”栏应填（）。 A．一般贸易 B．一般征税 C．进料加工 D．来料加工

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

位于我市市中心的镜湖因水清可鉴，形似圆镜而得名．湖水“水清可鉴”是由于光可以在水面发生______（选题“镜面”或“漫”）反射，能形成物体的______（选题“实像”或“虚像”）．春日的镜湖公园分外妖娆，鸟语花香、绿柳成荫．从物理学的角度分析，“鸟语”是通过______传播到人的耳中的；人们闻到“花香”说明______；“柳荫”是由于光的______形成的．

当建设项目可行性报告等文件不能满足工程分析的需要时，可供选择的方法有（）。

A.类比法

B.数学模式法

C.资料复用法

D.物料衡算法

可首选治疗流行性脑脊髓膜炎的药物是（）

A.甲氧苄啶

B.司帕沙星

C.氧氟沙星

D.磺胺嘧啶银

E.磺胺嘧啶

下列各种对飞灰比电阻影响的说法中，正确的是（）。

A、煤中含硫增大，飞灰比电阻一般减小；

B、煤中含硫增大，飞灰比电阻一般增大；

C、烟温升高时，飞灰比电阻增大。