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1、Unit 2 Working the land,1. Have you ever grown any plants? If so, what did you do to grow them? If so=If you have ever grown some plants.,If so“如果这样的话”用于代替已陈述的事, 是if引导的条件状语从句的省略形式,表示肯定意义;如果表示否定意义,则用if not。,if ever如果有过/发生过的话 if any 如果有的话 if possible 如果有可能 if necessary 如果有必要,if ever if any if possible
2、 if necessary,练习 这个周日你有空吗?如果有,我们去野营吧。 Will you be free this Sunday?_,lets go camping. Few men,_,can make so many inventions as Edison.像爱迪生那样做出这么多发明创作的人,即使有的话也不多。 _, try and go to bed and wake up at the same time every day. 如果可能的话,尝试每天都在同一时间睡觉和起床。 -Can you pass the exam? -I hope _.,If so,if any,If po
3、ssible,so,Although he is one of Chinas most famous _(science), Yuan Longping considers _(him) a farmer, for he works the land to do his research. Indeed, his _ (sunburn) face and arms and his slim, strong body are just like _ of millions of Chinese farmers, for _ he has struggled for the past five d
4、ecades. Dr Yuan Longping grows _ is called super hybrid rice. In 1974, he became the first _ (agriculture) pioneer in the world _(grow) rice that has a high output. This special strain of rice makes _ possible to produce one-third more of the crop in the same fields. Now more than 60% of the rice _(
5、produce) in China each year is from this hybrid strain.,scientists,himeself,sunburnt,those,whom,what,agricultural,to grow,it,produced,1. Indeed, his sunburnt face and arms and his slim, strong body are just like those of millions of Chinese farmers, for whom he has struggled for the past five decade
6、s. 的确, 他那被太阳晒得黝黑的脸庞和手臂, 以及他那消瘦而结实的身躯, 就跟其他千百万中国农民一样, 过去50年来, 他一直在帮助他们。(B4P10),词汇用法,活用A用适当的介词填空 (1)He struggled _ his feet. (2)He struggled _ his freedom. (3)A strong man will struggle _ storm of fate. (4)Life became a struggle _ survival. 活用B句型转换 He has been struggling to succeed in his business. He
7、 has been _ in his business.,to,for,with/against,for,struggling for success,一、美句诵写 1. This special strain of rice makes it possible to produce one-third more of the crop in the same fields. (L3, P10)这种特殊的稻种使得同样的田地多收获三分之一的产量。 句型: make it possible (for sb.) to do使(某人)做某事成为可能,动词(make, feel, think, rega
8、rd)+it +adj+ to do.,仿写: 请将下列句子译成英文。 这些新技术将使得从废弃物中回收可用之物成为可能。 The new techniques _ _recover usable things from waste.,will make it possible to, 因特网已经使我们用更少的时间获得更多的信息成为可能。 The Internet _ _in much less time.,has made it possible for us to get more information, 过去的几十年, 先进的医疗技术已经使得人们比过去活得更长成为可能。 In the l
9、ast decades, advances in medical technology _ _than in the past.,have made it possible for people to live longer,_(bear) into a poor farmers family in 1930, Dr Yuan _(graduate) from Southwest Agricultural College in 1953. Since then, _(find) ways to grow more rice has been his life goal. As a young
10、man, he saw the great need _ increasing the rice output. At that time, hunger was a _(disturb) problem in many parts of the countryside. Dr Yuan searched _ a way to increase rice harvests without _(expand) the area of the fields. In 1950, Chinese farmers could produce only fifty million tons of rice
11、. In a recent harvest, however, _(near) two hundred million tons of rice was produced. These increased harvests mean that 22% of the worlds people _(feed) from just 7% of the farmland in China. Dr Yuan is now _(circulate) his knowledge in India, Vietnam and many _ less developed countries to increas
12、e their rice harvests. Thanks to _(he) research, the UN has more tools in the battle to rid the world _ hunger. Using his hybrid rice, farmers are producing harvests _(two) as large as before.,1.hunger n. 饥饿,欲望 v. 使饥饿,渴望 die of hunger 饿死 (have a )hunger for sth. / hunger for sth.渴望得到某物 hungry adj. 饿
13、的 go hungry 挨饿,At that time, hunger was a disturbing problem in many parts of the countryside.,(1). 孩子们都渴望学到知识。 The children _ knowledge. (2). 解放前穷人总挨饿。The poor always _ before liberation. (3). 由于缺少食物,有些珍稀动物都饿死了。 As a result of lack of food, some rare animals _.,have a hunger for / hunger for,went h
14、ungry,died of hunger,2.At that time, hunger was a disturbing problem in many parts of the countryside.,disturbance,disturbing,disturbed,to disturb,3. Dr Yuan searched for a way to increase rice harvests without expanding the area of the fields. 袁博士要在不增加土地面积的基础上寻求达到增收稻谷的途径。(B4P10),3.expand v.(使)变大;伸展
15、 n._ (1)他正在考虑扩大生意。 He is considering _. (2)金属受热膨胀。 Metals _ when they are heated.,expansion,expanding his business,will expand,4. Thanks to his research, the UN has more tools in the battle to rid the world of hunger. 由于他的研究, 联合国在消除世界饥饿的战斗中有了更多的方法。(B4P10),as a result of,owing to,due to,thanks to 幸亏; 由于; 因为,on account of,because of,(1)He was late _the snow. 由于下雪,他迟到了。 (2)_