Under no circumstances _______the search

连词成句。

1. is, What, that

__________________________________________?

2. Is, nut, it, a

__________________________________________?

3. are, onions, They, not

__________________________________________.

4. How, cars, there, are, many

__________________________________________?

5. babies, Look, new, my, at

__________________________________________.

6. What, are, they, color

__________________________________________?

7. her, carry, you, Can

__________________________________________?

8. like, bananas, I, green, don't

__________________________________________.

为什么词汇发展中会有新词的产生和旧词的消亡的现象，请举例说明。

文化自觉

下列哪些疾病可灌肠？（）

A.肠套叠

B.急腹症

C.消化道出血

D.高热

E.便秘

希波战争（PersianWars）