He often does some washing _____ Sunday. [ ]

Look at the boy playing basketball on the ground. Is it George?— It ________ be him. He told me he would play basketball after class, but he’s not sure.

Whose books are these? —Maybe ________ Lucy’s.

It will be a while_____ the real-estate problems _____ are the root cause of the price rises are solved.

______ do you go to a movie? — Twice a week. [ ]