--Guess what!I met an old school friend last week. ­--How nice!How long each

 ——Guess what！I met an oldschool friend last week.

­——How nice！How long____ each other？

A. didn't yousee                       B. haven't you seen

C. hadn't youseen                      D. don't you see

试题答案

【答案】

C

【解析】

试题