The shortage of supplies is________the price.
| A．keeping off | B．keeping out |
| C．keeping up | D．keeping from |
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 |
___is certain is ___prevention is more important than treatment .
| A．It;that | B．What;that | C．As;what | D．What;what |
___has recently been done to provide more buses for the people ,a shortage of public vehicles remains a serious problem .
| A．That | B．What | C．In spite of what | D．Though what |
The experience of the Chinese nation attests to a truth____ a nation loses in times of disaster will be made up for by her progress
| A．that what | B．what | C．that | D．what that |
In his speech, Premier Wen Jiabao points out that creativity is __it takes to keep a nation highly competitive .
| A．how | B．what | C．which | D．that |