Speaking of all the songs he has written, I think this is probably his __________ one.
| A．better-known | B．well-known |
| C．best-known | D．most-known |
The Voice of China is such a popular program with viewers has produced many a music-lover.
| A．who | B．that | C．where | D．as |
The split between humans and apes is believed by scientists______15 to 20 million years ago.
| A．to be occurring | B．having occurred | C．to have occurred | D．to occur |
In China, the number of cities is increasing _____development is recognized across the world.
| A．which | B．whose | C．where | D．that |
You have been working for hours. It’s no______ you are exhausted. Why not take a rest?
| A．doubt | B．wonder | C．need | D．sense |
Smith asked you to repeatphone numbersecond time so that he could set it down.
| A．the; the | B．a; the | C．an; a | D．the; a |