–Do you know who invented _______ telephone?
- No, but it is really _______ most useful invention.
| A．the; / | B．a; a | C．the; a | D．a; the |
This is the best way I have thought of __________ the problem.
| A．to be solved | B．solving | C．to solve | D．solves |
The part China __________ in the world now __________ by many countries.
| A．plays; is widely praised | B．plays; is wide praised |
| C．takes; widely | D．takes; wide praised |
There was a time __________ the people in my village lived a peaceful life, enjoying the beauty of nature.
| A．which | B．when | C．that | D．where |
I’m amazed to get in touch with my deskmate of Junior Middle school again. __________, it is ten years since we met last.
| A．Believe it or not | B．What’s more | C．That’s to say | D．In a word |
The chairman thought __________ necessary to invite Dr. Smith to speak at the meeting.
| A．that | B．it | C．this | D．him |