—There is somebody at the door. Who ___________ it be? Is it the postman?—No. It can’t be him. It’s just seven o’clock. It’s too early.
More and more people like shopping online. They mostly receive what we buy by_______.
----Mike. Is that smart phone___________? ---- Yes. My mother bought it for me yesterday.
Sarah looked at______finished painting with________ smile on her face.
I don’t know when my son back, but when he back, I’ll call you.
This is the factory his father worked last year.