.----Do you know where Miss Green is?----She the library to borrow some books.A. has gone to B. had been in C. has been to
—I’m busy with my schoolwork these days.—That’s great! You won’t get good grades ______ you work hard.
—Whose pencil box is this?—It _____ be Tom’s. It has his name on it.
—______ do you surf the Internet?—About twice a week.
— Do you often play ______ tennis after school?—No, I don’t like sports. I often play______ guitar.
— I didn’ t expect to see you studying at the library so early in the morning.— , huh?