Please remember tothe cat before you leave.
---What’s the matter?---Something is wrong with my _______. I can’t see clearly.
--- Tea or coffee?---_______. Just a piece of bread. I feel a little hungry.
---Is the girl in the red skirt your sister?---No. It _______ be her. She has flown to Australia.
---_______ do you watch TV? ---Only once on Saturday evening. You know as a student I am too busy.
--- Did your classmates have a good time in the Disneyland last weekend?---Yes. They enjoyed _________ very much.