I suppose you are right. You’d better put it in a more polite way.A. doubt B. think C. disagree
— It’s one o’clock now. I must go. — It’s raining outside. Don’t leave it stops.
— Must they clean and tidy the classroom now? — No, they . It after school in the afternoon.
— Oh, Miss Wei. Your skirt looks nice. Is it new? — No, I it since three years ago.
— Has Li Hong gone to the library? — Pardon? — I asked the library.
They have made so great progress .