Ⅴ.重点句型 1.What do you think would happen if tomorrow there were suddenly no rice to eat?(P9) 如果明天突然没有米饭吃会发生什么？ 剖析：这个句子用了虚拟语气,表示可能性很小的对将来情况的一种假设。从句的动词用过去式(be用were)，主句的动词用should (would，could，might)+动词原形。

　　答案：（1）were； would be （2）If he were strongly against your suggestion, what would you do? ◆活学活用 模仿造句。 (1)要是他明天来了，一切就好办了。 If he _________ here tomorrow, everything _______OK. (2)如果他坚决反对这个建议,你怎么办呢? _____________________________________________ 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。 剖析：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”。 ◆活学活用 模仿造句。 (1)卧室是厨房的两倍大。 The bedroom is ____________ as ____________ as the kitchen. (2)来的人数是我们预料的三倍。 _____________________________________________

　　答案:（1）twice;

　　big （2）We got three times as many people as we had expected. Ⅵ.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

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