—I would like you to talk about the Great Wall. —I’m sorry, but _________ Jack _________ I have been there.
Chinese __________by more and more people in the world now.
Internet is very useful. It can __________our eyes to the outside.
Vicky likes the book __________she borrowed from Jim.
—How are the dishes in the new restaurant, Sarah? —They are__________. I want to go there again.
—Look at the man in the classroom! Is he Mr. White?—No, it __________be him. He’s eating in the dining hall.