1 . — I’ll come to attend your lecture at 10p.m. tomorrow.
— I’m sorry, by then the lecture will have ended and I _____ my guests in my office.

A．will meet	B．am about to meet
C．am to meet	D．will be meeting

2 . This time tomorrow we_____in the classroom，having an English lesson．

A．will sit	B．will be sitting
C．are sitting	D．are to sit

3 . Don’t call him at this time tomorrow, because he ________ a meeting with his teachers.

A．is having

B．is going to have

C．will be having

D．has been having