This is the concert hall ________ he has given very successful performances.
| A．where | B．which | C．that | D．when |
We are trying every possible means to ____ the people who are trapped in the ruins caused by this terrible earthquake.
| A．recover | B．vote | C．rescue | D．guide |
The book, which sells well, is on a true story.
| A．based | B．focused | C．decided | D．located |
Although the new road is being used, it has not yet been opened.
| A．fluently | B．gradually | C．frequently | D．officially |
If you joke with him he’ll think you are insulting(侮辱) him .
| A．on purpose | B．by accident | C．by coincidence | D．at present |
In order to know how heavy the elephant was, he wrote down the weight of each stone and then ____all the weights.
| A．packed up | B．added up | C．went through | D．set down |