If you try to sit on two chairs,you will fall them For life,you must choose one chair. A between B under C among D into
What ______ you ______ when the telephone rang just now?
--- Could you please clean the room? --- _____ I have to do my homework.
--- I feel really tired. --- ________
________, or you'll be late for school.
Mr Fan ________ this watch in 2005. He ________ it for 6 years.