Look! There is a whole crowd of people over there．Go and see what __________ and if it is a bargain，buy it．
| A．is selling | B．has been selling |
| C．is being sold | D．has been sold |
Only after I read the text over again _____ its main idea.
| A．that I knew | B．did I know | C．I could know | D．I did know |
To the surprise of many people, in ten years the city’s population _______ by 12%.
| A．gained | B．expanded | C．developed | D．spread |
The government tried it’s best to ______ the people’s needs, but the people were still not _____.In fact, what the government did was not ________.
A. satisfy; satisfied; satisfying B. satisfy; satisfying; satisfied
C satisfied; satisfied; satisfying D. satisfying; satisfied; satisfied
At times the balance in nature is ______，resulting in a number of possibly unforeseen effects.
| A．troubled | B．confused | C．disturbed | D．puzzled |
I still remember to the Famen Temple and what I saw there.
| A．to take | B．to be taken | C．taking | D．being taken |