There’s too much noise here. I think we need a            place to study.

— If there are ____ trees, the air will be cleaner.— I agree. Then there will be less pollution.

Do you think a monkey is ____  or _____ than a panda?

 —Who is that boy?—Oh, he is Li Jing. He is ________ student in our class.

Of the three paper flowers, the red one is the_________.