人教版(新教材)高中英語(yǔ)選修1Unit 3 Fascinating Parks優(yōu)質(zhì)學(xué)案：Grammar-The -ing form(3) as the subject

1、Grammar-The 4ng form(3) as the subject語(yǔ)法導(dǎo)學(xué) 感悟規(guī)律重點(diǎn)難點(diǎn)剖析巴語(yǔ)法感知感知以下句子，完成方框下的小題Even though the sun is brightly shining, telling whether it is morning or night is impossible.Getting here is quite difficult, so apart from the Sami very few people have ever seen Sarek.For hundreds of years， looking after rei

2、ndeer was a way of life for the Sami.Being in such a beautiful and wild place makes me feel blessed to be alive.以上句中動(dòng)詞-ing在句中作主語(yǔ)。.通過(guò)以上例句可知?jiǎng)釉~ing作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞應(yīng)該用單數(shù)形式。r語(yǔ)法精析概念：動(dòng)詞-ing形式是動(dòng)詞的一種非謂語(yǔ)形式，包括現(xiàn)在分詞和動(dòng)名詞兩種。動(dòng)詞-ing形式在句中的語(yǔ)法作用：動(dòng)名詞在句中作主語(yǔ)、賓語(yǔ)、表語(yǔ)和定語(yǔ)、本單元重 點(diǎn)講解動(dòng)名詞作主語(yǔ)的情況。.動(dòng)名詞作主語(yǔ)時(shí)，往往表示經(jīng)常性、習(xí)慣性的動(dòng)作，通常置于句首。Reading aloud

3、is a good way to learn a language.大聲朗讀是學(xué)習(xí)語(yǔ)言的一種好方法。Wasting a person s time is the same as killing him for his property.浪費(fèi)別人的時(shí)間無(wú)異于謀財(cái)害命。注意：(1)不定式作主語(yǔ)表示具體的或一次性的動(dòng)作。To lie to her is wrong.對(duì)她撒謊不對(duì)。動(dòng)名詞作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞用單數(shù)。Climbing mountains is really difficult for the old.對(duì)于老人來(lái)說(shuō)爬山確實(shí)困難。.形式主語(yǔ)it代替動(dòng)名詞作主語(yǔ)。此類(lèi)句式常見(jiàn)的有：It s a

4、waste of time doing sth.做某事是浪費(fèi)時(shí)間。It s worthwhile doing sth.做某事是值得的。It s no good/use/fun doing sth.做某事沒(méi)用/沒(méi)意思。It is a waste of time persuading such a person to join us.勸說(shuō)這種人加入我們是浪費(fèi)時(shí)間。It is worthwhile reading such a wonderful novel.這么好的書(shū)很值得一讀。It s no use complaining without taking action.不行動(dòng)只抱怨是沒(méi)有用的。注意

5、：動(dòng)名詞作主語(yǔ)用it充當(dāng)形式主語(yǔ)的情況很少，上表中是最常見(jiàn)的句式結(jié)構(gòu)。不定式作 主語(yǔ)時(shí)，常用it充當(dāng)形式主語(yǔ)，如：It s not easy to learn a foreign language well.學(xué)好一門(mén)外語(yǔ)不容易。It s difficult for us to finish the work in a week.對(duì)我們來(lái)說(shuō)，一周之內(nèi)完成這項(xiàng)工作很困難。.當(dāng)句型There is no.表示“不允許、禁止某種行為的發(fā)生或存在”時(shí)，需用動(dòng)名詞作 主語(yǔ)。There is no denying that the environment is from bad to worse.不能否認(rèn)環(huán)

6、境狀況正在逐步惡化。There is no joking about such matters.這種事開(kāi)不得玩笑。達(dá)標(biāo)檢測(cè) 當(dāng)堂檢測(cè)基礎(chǔ)達(dá)標(biāo)演練NI .用所給詞的適當(dāng)形式填空It is no use keeping(keep) silent about such a matter.His not gettingfnot get) to the station on time made everyone worried last week.Be careful! To play(play) with fire near the wood will be dangerous.Swimming is

7、(be) a good sport in summer.It is a waste of time trying(try) to persuade him to give up playing computer games.There is no telling(tell) what he is going to do.It is necessary for us students to help(help) each other in trouble.To get(get) a PhD in two years after graduating from university is his wish.II .完成句子Writing English novels for him is really great fun.對(duì)他來(lái)說(shuō)寫(xiě)英語(yǔ)小說(shuō)很有趣。Since then, Inding ways to grow more rice has been his life goal.從那時(shí)起，尋找方法生產(chǎn)更多的水稻是他的人生目標(biāo)。His getting up late in the morning made him late for class.他早上起晚了，導(dǎo)