毛细血管内增生性肾小球肾炎增生的细胞是

A．肾小球内皮细胞

B．肾小球球囊脏层上皮细胞

C．肾小球系膜细胞和内皮细胞

D．肾小球球囊壁层上皮细胞

E．肾小球系膜细胞

—Smoking is bad for your health.

—Yes,I know.But I simply can’t ________.

A．give it up

B．give it in

C．give it out

D．give it away