240. It is an important problem. You should ________ before you draw a conclusion.
| A．think about | B．think it over | C．think of it | D．think over it |
When and where to build the new factory ___ ________ yet.
| A．is not decided | B．are not decided |
| C．has not decided | D．have not decided |
The journalists at home and abroad are greatly impressed by the fact that _______ volunteers from all over the country are working hard to build _________ new Yushu.
| A．/; a | B．the; / | C．/; / | D．the; a |
There is a new problem involved in the popularity of private cars________road conditions need________.
| A．that；to be improved | B．which；to be improved |
| C．where；improving | D．when；improving |
—How do you find the new book by J．K.Rowling?
—________.I guess she is out of her talent.
| A．With the help of my mother | B．By accident |
| C．Very boring | D．In the library |
—Tom，I’m sorry to say that I can’t go to watch tonight’s match with you，for I have to prepare for the coming exam.
—________Have some fun!
| A．Don’t have too many irons in the fire. |
| B．Don’t be a wet blanket. |
| C．Don’t put the cart before the horse. |
| D．Don’t pull my leg. |