You will make much progress in English       you work hard.

A．as far as

B．as soon as

C．as long as

D．as well as

负压吸引术不常见的并发症是（）

A.人流综合反应

B.子宫穿孔

C.羊水栓塞

D.子宫出血

E.宫颈裂伤