－Hello Jack.How are you doing?－.A. Reading a magazineB. OKC. That’s all rightD. It’s nice

问题补充：

－Hello,Jack.How are you doing?

－.

A. Reading a magazine

B. OK

C. That’s all right

D. It’s nice

答案：

A. Reading a magazine

(答案→)B. OK

C. That’s all right

D. It’s nice

解析：考查日常交际英语。根据上文的“你做得怎样”可知对于“不错”。