选择适当的句子补全对话。

A. What should  we do then?      

B.  How many apples do we need ?

C. Then we cut up the bananas.  

D. How much honey do we need ?

E. Can you make fruit salad?

A: 1_____

B: Yes, let me make it for you.

A: OK. 2. _____

B: Oh, only one.  And we need honey and bananas.

A 3_____

B: About two teaspoons.

A: How many bananas do we need?

B: Two.

A 4 _____

B:  First we cut up the apples.  Next we peel the bananas.  5. _____ Finally mix it all up.

疾病的社会性体现在（）

A.病因的社会性

B.疾病结果的社会性

C.疾病防治策略的社会性

D.以上全包括

E.以上都不对