-_____ is the population of America?-I don’t know. But I know it’s ______ than that of China.
The teacher told the boys ____________ in the street.
—I called you yesterday evening, but there was no answer. —Oh, I’m sorry. I ________ dinner in my friend’s home.
The girl likes to buy cheap things. She often spends _________ money on _________ things.
—What do you think Lucy will be _________ five years? —I think she will be a doctor.
—I’m seeing Ann this Sunday. Do you want me to _________ any messages? —Yes, I do.