艾滋病/HIV感染的治疗方法有（）。 A.抗病毒治疗 B.使用免疫调节药物 C.抗感

—How do you find Summer Shoes 2012?

—     ! I think every lady will love it.    [ ]

A. Very fascinating    

B. By chance  

C. Don't you know    

D. Don't worry

补全对话（10分）根据下面的对话情境，在空白处填上一个适当的句子，使得对话完整

A:,Tony , Long time no see!小题1:                              ?

B:I went to Ping yao, Shanxi with my daughter.

A:小题2:                                         ?

B: We stayed there for two weeks.

A:小题3:                                       ?

B:We visited the old city walls in Pingyao.

A:Old city walls? I heard of them, but I didn’t go there.

小题4:                                       ?

B:We also tasted many different kinds of food. They were really delicious. And we

enjoyed some shows there.

A:小题5:                         ! I will take my son to visit there next year.

我们把圆的周长与直径的比值叫做______，用字母______表示．

用药剂量极小（微克级）的平喘药，常滥用于饲养瘦肉猪的是（）。

A．沙丁胺醇

B．克仑特罗

C．特布他林

D．福莫特罗

E．沙美特罗

所谓（），是指幅度随时间连续变化的信号。