直接影响肝调节血量的生理功能是（） A.固摄血液的功能 B.运行血液的功能 C.化生

—Can I join the club, Dad?

—You can when you _____ a bit older.

A．get

B．will get

C．are getting

D．will have got

We knock _____people’s doors, and they usually give us some candy ______ a treat.[ ]

A. on, to

B, at, to

C. on, as

D. on, on

把数改写成用“万”作单位的数：全市每年因漏水浪费水资源1000000吨．

1000000﹦______．

最常见的肾囊性病变是

A．多囊肾

B．获得性肾囊肿

C．单纯性肾囊肿

D．多房性肾囊肿

E．髓质海绵肾

目标市场策略有哪几种？（）

A.分性营销策略

B.无差异性营销策略

C.差异性营销策略

D.集中性营销策略