It's quite obvious that the aging population in China will cause heavy pressure on ________ whole society in the future．
| A．／；the | B．the；／ | C．a；the | D．a：a |
It is nice to hear from a close friend. ______, we last met more than thirty years ago.
| A．What’s more | B．That is to say |
| C．In other words | D．Believe it or not |
It is his horse , according to the old man , _______ saved him from the trap.
| A．who | B．that | C．which | D．what |
Do you have any difficulty ________?
| A．on listening | B．to listening |
| C．for listening | D．in listening |
21st Century is ______ a newspaper. It helps us to improve our English a lot.
| A．no less than | B．no more than |
| C．less than | D．more than |
When he borrowed the camera last time, he broke it and I had to pay to get it _______.
| A．repair | B．repairing | C．to repair | D．repaired |