1 . Jane can’t attend the meeting at 3 o’clock this afternoon because she ________ a class at that time.

A．had

B．has

C．was having

D．will be having

2 . ---Let’s go to play basketball this weekend.
---I’d like to, but I ________ as a volunteer in my community then.

A．will work

B．have worked

C．will be working

D．was working