— is it from your home to the clothes store?— Three kilometers.
— 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 .
The earth is years old.