葡萄胎确诊后，下列处理中不正确的是（）

A.确诊后择期清宫

B.一般采用吸宫术

C.首先应选择大号吸管

D.子宫缩小后可慎重清宫

E.刮出物送组织学检查

Many of my students, __________ Zhang Hua and Li Yong, are working very hard, and we should learn from them.

A．for example

B．such as

C．that is

D．as well