________ work has been done to improve the people’s living standard.      

The house rent is expensive．I’ve got about half the space I had at home and I’m paying _________here．

Paper produced every year is______ the world’s production of vehicles.

_______of the household rubbish________recycled or reused since the new technology was applied.

第二部分：知识运用（共两节, 45分）
第一节：单项填空（共15小题，每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
More than five________doctors and rescuers have got to Yushu County up to now.
A．thousand   B．thousands  C．thousand of      D．thousands of

Since we have________life’s necessities, we don’t need to buy any.

_______of the household rubbish___recycled or reused since the new technology was applied.

Our goods with a (an) ________of colors and patterns can meet the demand of customers at different levels.

It is reported that the United States uses_______energy as the whole Europe.

My hometown has grown so fast that it’s ________ what it used to be.