He was looking impatient at the visiting salesman who showed no signs of getting ready to

外语类 公共英语 已帮助 人

He was looking impatient at the visiting salesman, who showed no signs of getting ready to leave.

A.patient

B.patience

C.impatience

D.impatiently

热搜:在常规制片中(HE染色)细胞核的染色原理为