两台性能相同的离心泵并联并联后的总扬程（）总流量（）单独运行的流量（）两倍单台运行流

用所给单词的适当形式填空。

1. They are against _____ (play) football on the street.    

2. For some animals, zoos are not the best places _____ (live) in.    

3. Have you ever seen a zoo that was _____ (suit) for animals?    

4. The parrot should _____ (give) food twice a day.

5. He ate noisily and greedily. I tried hard not to be _____ (disgust) by his manners.

休息痢，治疗宜首选

A．左金丸
B．连理汤
C．乌梅丸
D．温脾汤
E．甘草泻心汤

属于饮用水细菌学指标的是（）。

A.浑浊度

B.镉和砷

C.游离性余氯

D.硫酸盐

E.痢疾杆菌

课程采用指在初步实施阶段，不断通过反馈调整课程的实施，最终应用的方案才是课程实施的方案。

下列药物中，哪一个是米力农的化学结构（）

A.

B.

C.

D.

E.