It’s 9 o’clock now. I must go.—It’s raining outside. Don’t leave ________it stops.

Is that Lucy’s sister, Lily?—No, it _______ be her. She has gone to English.

Do you know when he back tomorrow?—Sorry, I don’t know. When he back, I will tell you.

Which is your favorite vegetable?—_____ all vegetables,I like tomatoes _____.[ ]

______ do you go to Hong Kong? — I’ve never been there. [ ]