Increasing this renewable energy will provide practical benefits for our economy, climate, and health. Not only will it greatly reduce global warming, but it will improve public health, and provide many economic benefits. In a future with 80 percent fewer renewables, our carbon emissions will also be reduced by 80 percent, and water use will be cut in half.

　　This future is both possible and affordable, and we already have the tools in place to begin. However, we need to make improvements to our current electricity grid(电网) first. Additionally, the United States needs to carry out a clean energy policy for renewables.

32. The passage is mainly about _______.

A. protecting the environment B. the use of renewable energy

C. reducing global warming D. the form of renewable energy

33. What is the closest meaning to the underlined word "exhausted" in the first paragraph?

A. Tired. B. Removed. C. Created. D. Used up.

34. Which of the following is not renewable energy?

A. Solar. B. Geothermal. C. Hydropower. D. Fossil fuels.

35. What will the renewables bring us?

A. Doing good to our economy, climate, and health.

　 B. Partly increasing global warming.

C. Increasing our cost.

D. Improving current electricity grid.

第二节（共5小题；每小题2分，满分10分）

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

　Some people learn a second language easily. Other people have trouble learning a new language. How can you help yourself learn a new language, such as English?36_______

　◆Be patient.

　You do not have to understand everything all at once. 37________We can learn from our mistakes.

　◆Practice your English.

For example, write in a journal(日记) every day. You will get used to writing in English, and you will feel comfortable expressing your ideas in English. After several