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单选题
Which of the following best summarizes the main idea of the passage?
A
Plant Breeders’ dream will come true.
B
Converting sugars from crops is a threat to the food supply.
C
The research on the high energy plant is being done.
D
Cost-effective biofuels are very popular now.
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解析：
主旨大意题。本题需根据全文内容综合把握。文章首段讲到育种学家们正在考虑生成两种成本效益好的生物燃料作物，然后讲到科学家们是怎样想办法研制出更好的燃料作物，最后讲到该研究正处于发展阶段，故C和文章主题符合，故为答案。
主旨大意题。本题需根据全文内容综合把握。文章首段讲到育种学家们正在考虑生成两种成本效益好的生物燃料作物，然后讲到科学家们是怎样想办法研制出更好的燃料作物，最后讲到该研究正处于发展阶段，故C和文章主题符合，故为答案。
更多 “单选题Which of the following best summarizes the main idea of the passage?A Plant Breeders’ dream will come true.B Converting sugars from crops is a threat to the food supply.C The research on the high energy plant is being done.D Cost-effective biofuels are very popular now.” 相关考题
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