We have too many people in our country. Their life will be ___________ if there are ___________ children in a family.

—What do you think of this film?—It's         than the last one, I think.

Many Chinese students think science subjects are      foreign languages.

—Ann, I am worried I’m getting fatter. What shall I do?—I think you should eat________food and do more exercise.

Mr. Stevenson is great to work for—I really couldn't ask for a ________ boss.