Don’t expect too much of him. After all , he is a child of ______ intelligence.

30,000 dollars is a lot of money, but it’s _________ than we need.

There are two _____people living in the city.

Why are you so tired these days?—Well, I have ________ homework to do.

Listen！Helen is singing in the next room.—It _____be Helen .She has gone to Beijing.