Look at the boy running on the ground. Is it Davis?—It ______ be him. I saw him go to the teacher’s office just now.

I am going to take the entrance examination of Fudan University. —_________________

I ______ to think my job was ______. But now I think it is interesting.

I will share the bedroomhim if he.[ ]

The old woman was ___ tired ___ go any farther. [ ]