______ number of people who use English as______ second language is increasing in China.

Having ________ exercise every day will do great goodto your health.

Sandy is a real book lover and she often brings home many books to read the library.

.—Does Bill do his new job well ? ——_______his old job . I’m afraid there is no hope for him .

You ____ be Carol. You haven’t changed a bit after all these years.