隐孢子病常用的治疗药物有（）
A.大蒜素
B.甲硝唑
C.螺旋霉素
D.克林霉素
E.阿奇霉素
参考答案：A, C, D, E
用括号中所给单词的适当形式填空
小题1:They’re studying hard to prepare for the exam __________ (care).
小题2:There are many kinds of animals in __________( dangerous).
小题3:I think there will be more__________(pollute) and less water in the future.
小题4:— How often do you watch TV?
__________ (two) a week.
小题5:He feels __________ (comfortable) today than yesterday.
空气通过房间所需的最短时间是房间容积与单位时间换气量G之比称为（）。
