There are five people in the room, but I know _____.
A. both of them B. none of them
C. all of them D. neither of them
— Oh, Miss Wei. Your skirt looks nice. Is it new?
— No, I it since three years ago.
A.had B.bought C.have had D.have bought
—_____ you _____ your homework yet?
—Yes, I _____ it ten minutes ago.
A.Did; do; finished B.Have; done; have finished
C.Have; done; finished D.Will; do; finish
There is _____ pollution in the world. We must stop it.
A.much too B.too much C.many too D.too many
—Have you cleaned your room_____?
—Yes, I’ve_____cleaned it.
A.already; already B.yet; yet
C.already; yet D.yet; already
The Green Great Wall can stop the wind ________ blowing the earth away.
A.to B.from C.of D.with
