39. What suggestion may the researchers in the passage make?

　　A. To train kids as early as possible.

　　B. To try as many means as possible.

　　C. To help kids develop as fully as possible.

　　D. To use as many available resources as possible.

　　40. We can replace the words “jump start” in the last paragraph with

　　.

　　A. inspiration

　　B. introduction C. suggestion

　　D. promotion

　　第二节 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 experts feel that cars are certain to fall into disuse. They see a day in the not-too-distant future when all cars will be deserted and made useless.

　　They hold that the car will remain a leading means of city travel in the foreseeable future.

　　The car will undoubtedly change greatly over the next 30 years. It should become smaller, safer, and more practical, and should not be powered by the gas engine.

　　42

　　Unless changes take place in the power system, the car in the future will still be the main problem in city traffic jams.

　　43

　　When the car enters the highway system, a small arm will drop from the car and connect with a rail, which is similar to hose(软管) powering subway trains electrically. Once joined to the rail, the car will become electrically powered from the system and control of the car will pass to a central computer.

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