– What’s wrong with your ipad2? The sound ____is not clear.
--Yes. It has been broken for some time.
| A．come out | B．coming out | C．to come out | D．came out |
Friendship is both ________ source of pleasure and ________ component of good health.
| A．a; a | B．/; / | C．the; a | D．a; the |
As ______ mountains surrounding our village are turning much greener, they have become ________ home to a large number of wild animals.
| A．the; / | B．the; a | C．/; a | D．the; the |
—You've dropped ________ “s” in the word “acros”．
—Oh, ________ letter “s” should be doubled like this “across”．
| A．a; a | B．an; a | C．an; the | D．the; the |
We Chinese have a dream— ________ dream to turn a welloff life into ______ reality by 2020.
| A．a; / | B．the; / | C．a; a | D．the; the |
The teacher praised me for ________ progress I'd made, which was ________ great encouragement to me.
| A．the; / | B．the; a | C．/; a | D．/; / |