The world’s population is growing_______ and there is _______ land and water for them. A more; less B.larger; fewer C.larger; less D.more; fewer
—Do you know him? —I’m sure I’ve seen him _____, but I can’t remember the right place.
What can we students do _____ the environment?
—How long have you lived in this town? —_____ 2001.
There are five people in the room, but I know _____.
Don’t give up _____ you will never succeed.