Farmers in China used to live a hard life and was always disturbed by hunger. For decades, they struggled to search for ways to increase rice harvests, but without success. Now, things have changed. Thanks to Dr.Yuan，s research on the hybrid rice, farmers are producing harvests twice as large as before, which means 22% of the world，s people have got rid of hunger. Most of the farmers say they are now quite satisfied with their life and would much rather be a farmer in the countryside. 自主学习 1.At that time, hunger was a disturbing problem in many parts of the countryside.(P10) 当时饥荒是许多农村地区面临的严重问题。 ◆词语归纳 hunger n./v.饥饿；渴望；使……饥饿 hungry adj.饥饿的；渴望的 die of hunger 死于饥饿 hunger for/after sth.渴望 go hungry挨饿 ◆即学即练 根据括号内的汉语提示完成句子。 （1）The little boy who ran away from home soon felt ____________ .（饥饿） （2）It，s terrible to_________ news when the family，s letters don，t arrive.（渴望） （3）Many people in Africa had to(挨饿) ________and some even _________(死于饥饿)because of the lack of grain. 答案：（1）hungry

　　（2）hunger for

　　（3）go hungry

　　(4)die of hunger

　　2.Dr.Yuan searched for a way to increase rice harvests without expanding the area of fields.(P10) 袁博士在不增加土地面积的基础上寻求达到增收的途径。 ◆词语辨析 search for；in search of；look for search for 搜寻（动词词组） in search of 搜寻（介词词组） search...for 搜查某地/某人寻找某物 The dogs were in the forest in search of/looking for/searching for clues of the criminals. =The dogs searched the forest for clues of the criminals. =The dogs were in the forest to look for clues of the criminals.

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