—Listen, there is some strange noise. This machine must be __________.—I think so. You must have it checked.
What’s wrong? You see it’s the fourth time that Jenny _________you today.
You’d better _______his name, address and telephone number before you forget them.
I’d like to know _________ Chinese.
—Do you mean that we have lost our way? —_________!
— Jenny, it seemed that your partner didn’t dance well. — Oh, _____Three boys to choose from and I picked the stupid one.