I can think of many cases_______students obviously knew a lot of English words and expressions but wouldn’t write a good composition.
| A．why | B．which | C．as | D．where |
The father, along with his four children _______ Hangzhou. When they will be back ______ fixed. 
| A．have gone to, isn’t | B．had gone to, is not |
| C．went to, aren’t | D．has gone to, has not been |
It is said that the number of Chinese characters users can type on their mobile phones is ______ the total number of Chinese characters. The reason is that the character input systems are made by foreign cell phone producers.
| A．25 percent as less as | B．less than 25 percent |
| C．25 percent much than | D．25percent as much |
The reform has changed the whole nation. It cannot remain _________ it used to be.
| A．what | B．where | C．which | D．when |
All the people in the nation can remember exactly how many years ago _______ the civil war broke out. 
| A．was it that | B．it was when | C．it was that | D．was it when |
_______ restoration of ancient architecture, the Chinese government has invested a large sum of money on it.
| A．In case of | B．In favor of | C．In terms of | D．In honor of |