◆ 模仿造句 2．Using his hybrid rice，farmers are producing harvests twice as large as before. (P10)用他的杂交水稻种子，农民们种出的粮食比以前多了一倍。 ⇨句型：形容词原级as...as的前面可以用倍数词(half，twice，three times等)，意思为“是……多少倍”。 ◆ 模仿造句 (1)这棵树比那棵树高两倍。 ________________________________________________________________________ (2)他赚的钱比你多三倍。 ________________________________________________________________________ 答案：(1)This tree is twice higher than that one. (2)He earned/ earns three times more than you.

　　Ⅴ.语篇领悟 根据课文Working the land完成下列短文 Dr Yuan Longping was a pioneer of agriculture in China. He __1__(graduate)from Southwest Agriculture in 1953.Since then he devoted his life __2__ finding ways to grow more rice. The rice farmers are now producing harvest twice __3__ large as before __4__ using this kind of rice.__5__he was not satisfied with his work. Although now he leads a rich life，he __6__ insists on his work to develop his rice. I think his work is really important to the world. Because of his hard work，the production of food__7__(improve)． And the problem of __8__(hungry)can be solved.__9__ to Yuan Longping ’s great work，millions of people can benefit __10__ his extraordinary work. 答案：1．graduated　2.to　3.as　4.by　5.But 6．still　7.has been improved　8.hunger 9．Thanks　10.from

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