—Sorry, I made a mistake again.—________. Practice more and you will succeed.
It’s really cold today, ______ ?
He _____ when the UFO arrived.
Which of the following animals lives only in water?
一Cathy,could you come to our art club tomorrow? 一________.
一Which do you prefer,Chinese food or Western food? 一 I would rather _______ Chinese food.Let’s have noodles.