The student insisted that he _____ nothing wrong and would never _____ the teacher.[ ]

A. had done; give in

B. had done; give in to

C. should do; give away

D. should do; give up

青蟹在基础加工过程中需要清除的是______。

A．除去蟹螫

B．除去腹腔中菊花瓣状蟹鳃

C．除去蟹脐(鳍)

D．除掉壳内的污物

E．除掉蟹腿

F．除掉蟹嘴