Unit 2 Working the Land.ppt
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1、Learn about languageChecking answer I(3ms)Answer keys for Ex.1 on Page 12:Alternative expressionsWords and expressions from the textbrown skin fromto make somethingto become larger to send goods would prefer to to try extremely sunburntrid ofexpandcirculatestrugglewould ratherAlternative expressions
2、Words and expressions from the textto send things topleased by having to provide with plant grown by because ofsatisfied withexportequipcropsthanks toChecking answer II(3ms)Answer keys for Ex.2 on Page 12:1.Information-statistics;world-globe2.powerful-super;races-nationalities3.Not having enough foo
3、d-Hunger sickness-disease4.A small southeast Asian country-Vietnam;jobs-occupations5.Open conditions-freedom;sold and sent abroad-exportedChecking answer III(2ms)Answer keys for Ex.3 on Page 12:1.decade2.struggle3.expanding4.Equipped5.output6.grain7.crops8.battles9.disturbingUseful structure (30m)Th
4、e ing form as the Subject Object1作主语作主语 动名词作主语时,句子有两种形式:动名词作主语时,句子有两种形式:动名词直接置于句首主语的位置上。动名词直接置于句首主语的位置上。1)捉弄别人是我们万万不能做的捉弄别人是我们万万不能做的.Playing tricks on others is something we should never do2)学习新单词对我来说非常重要。学习新单词对我来说非常重要。Learning new words is very important for me3)说比做容易。说比做容易。Talking is easier than d
5、oing.用形式主语用形式主语it,把真正的主语,把真正的主语动名词结构移动名词结构移置句尾。但这种句子形式有一定的限制,作表置句尾。但这种句子形式有一定的限制,作表语的只能是某些形容词或少数名词,如语的只能是某些形容词或少数名词,如useful,useless,good,fun;no use,worth等。如:等。如:和夏洛克争辩是没有什么用的。和夏洛克争辩是没有什么用的。It is useless arguing with Shylock这事值得去做。这事值得去做。Its worth making the effort想再解释一次有好处吗想再解释一次有好处吗?Is it any good
6、trying to explain?跟你在一起工作是令人愉快的。跟你在一起工作是令人愉快的。It is pleasant working with you在在there be结构中作主语,这种结构的意思相结构中作主语,这种结构的意思相当于当于“It is impossible to do”。例如:。例如:若要人不知,除非己莫为。若要人不知,除非己莫为。There is no hiding of evil but not to do it这种事开不得玩笑。这种事开不得玩笑。Here is no joking about such matter.无法知道他什么时候离开。无法知道他什么时候离开。Th
7、ere was no knowing when he would leave.归纳:常用归纳:常用-ing形式作主语的句型有:形式作主语的句型有:It+be+a waste of time doing 做、是浪费时间的做、是浪费时间的It is/was no good/use doing 做、是没用处的做、是没用处的It is/was hardly/scarcely worth doing 做、不值得做、不值得It is/was worth/worthwhile doing 做、是值得的做、是值得的There is no doing 无法、,无法、,不允许、不允许、There is no se
8、nse in doing 做、没有道理做、没有道理There is/was no use doing 干、无意义干、无意义 There is/was nothing worse than doing 没有比、更糟的没有比、更糟的There is/was no point doing 干、无意义干、无意义我们不知道要去哪儿。我们不知道要去哪儿。There was no knowing where we would go.做这件傻事毫无意义。做这件傻事毫无意义。There is no point doing such a silly thing.2、用作宾语、用作宾语 动名词作宾语有两种情况。一是
9、有些动词只能后动名词作宾语有两种情况。一是有些动词只能后接动名词作宾语;二是有些动词既可后接动名词接动名词作宾语;二是有些动词既可后接动名词也可后接不定式作宾语。也可后接不定式作宾语。只能后接动名词作宾语的动词,常见的有只能后接动名词作宾语的动词,常见的有avoid,consider,enjoy,keep,finish,suggest,dislike,delay,escape,cannot help,imagine,mind,miss,practise,cannot stand等。如:等。如:我不能不去。我不能不去。I cant avoid going你是否考虑过找一位挚友你是否考虑过找一位挚
10、友?Have you considered looking for one special friend?我们必须设法避免犯同样的错误。我们必须设法避免犯同样的错误。We must try to avoid repeating the same mistake晚饭后你想和我一起散步吗晚饭后你想和我一起散步吗?Do you feel like having a walk with me after supper?人们忍不住嘲笑那个愚蠢的人。人们忍不住嘲笑那个愚蠢的人。People couldnt help laughing at the foolish man 这类动词还有:这类动词还有:exc
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