单项填空—Sandy,Icalledyouat9：00lastnight,butnobodyansweredt...

问题详情：

单项填空

—Sandy, I called you at 9：00 last night, but nobody answered the phone.

—I'm sorry. We ________ a birthday party ______Jerry.

A．had, with                                       B．were having, for

C．are having, for                               D．had, for

【回答】

B

知识点：动词时态

题型：选择题