Question

. In order to learn the _______ of the family business, Bill took a job as messenger boy in one of the offices.

A. ins and outs       B. dos and don’ts   C. heads and tails     D.p’s and q’s

Answer 1

A

解析:

ins and outs 意为“细节”，dos and don’ts 意为“注意事项”，heads or tails 为掷钱币打赌时用语，意为“你赌正面还是赌反面”，p’s and q’s主要用于 mind one’s p’s and q’s，意为“留意自己的言行”。结合句意，选A最合适。