1.Nobody ________ him for weeks. I wonder where he ______ these days2. I understand that you've sent him an e-mail message.
I think you ______ him instead

3 I promise that I will be here when you come back, but I'm afraid everyone else _______ by then.

4.Do you have any idea what she ________ at this time tomorrow?
a.is doing
b.has done
c.will be doing
d.was doing


5.We ________ an interesting program before they came
a.have been watching
b.have watched
c.are going to watch
d.had been watching​