一Rememberthefirsttimewemet,John?一OfcourseIdo．You

问题详情：

一Remember the first time we met, John?

一Of course I do．You ______ in the library．

A．had read                                   B．were reading

C．are reading                                  D．have been reading

【回答】

B

知识点：动词时态与语态

题型：选择题