本單元本單元by + v.-ing結(jié)構(gòu)是一個重點，該結(jié)構(gòu)意義是結(jié)構(gòu)是一個重點，該結(jié)構(gòu)意義是“ 通過通過，憑（以），憑（以）”，后面常接，后面常接 v.-ing形式，表形式，表示示“ 通過某種方式得到某種結(jié)果通過某種方式得到某種結(jié)果”。e.g. 通過看英文電影，我的英語提高了。通過看英文電影，我的英語提高了。My English has improved by watching English movies. 介詞介詞by + v.-ing結(jié)構(gòu)常用來回答結(jié)構(gòu)常用來回答How do you？或？或者者 How can？之類的問題，？之類的問題，How can I turn on the TV? 我怎么開電視？我怎么開電視？By pressing this button. 按這個鍵。按這個鍵。一、介詞一、介詞by用法小結(jié)用法小結(jié)1.動名詞作主語。動名詞作主語。 Getting up early is good for your health.此時可以用此時可以用 it 作形式主語，而把真正的主語后置。如上句可換為：作形式主語，而把真正的主語后置。如上句可換為：Its good for your health to get up early.2.動名詞作賓語。動名詞作賓語。此時它一般放在某一及物動詞或介此時它一般放在某一及物動詞或介詞之后充當(dāng)該動詞或介詞的賓語。詞之后充當(dāng)該動詞或介詞的賓語。后跟動名詞作賓語的及物動詞常有：后跟動名詞作賓語的及物動詞常有：finish, enjoy, keep, mind, practice, stand, suggest, consider 等。等。 二、動名詞用法小結(jié)二、動名詞用法小結(jié)e.g. 她已寫完了作文。她已寫完了作文。She has finished writing her composition.作介詞的賓語，包括以介詞結(jié)尾的動詞短語，如：作介詞的賓語，包括以介詞結(jié)尾的動詞短語，如：give up, take part in, be good at 等。等。e.g.我知道你擅長畫畫。我知道你擅長畫畫。I know you are good at drawing pictures.二、動名詞用法小結(jié)二、動名詞用法小結(jié)1.Do you often memorize new words by _ (make) word cards?2.I think _ (watch) English-language videos is very helpful for you to learn English.3.Can you finish _ (do) your homework before nine oclock?4.Dont worry about _ (make) mistakes when you talk to foreigners in English.5.Do you enjoy _ (listen) to cassettes? 6.Would you mind _ (stay) here until you solve the problem?7. _ (be) patient is necessary for our study.8.The doctor told my father to give up _ (smoke).用所給詞的適當(dāng)形式填空。用所給詞的適當(dāng)形式填空。making watching doingmakinglisteningstayingBeingsmoking 分享英語學(xué)習(xí)的經(jīng)驗與方法是書面表達(dá)的一個重要內(nèi)分享英語學(xué)習(xí)的經(jīng)驗與方法是書面表達(dá)的一個重要內(nèi)容。在寫此類提建議短文時，最重要的是將你所提的建容。在寫此類提建議短文時，最重要的是將你所提的建議羅列清楚，掌握幾個常用的句型，必要時可列一個提議羅列清楚，掌握幾個常用的句型，必要時可列一個提綱，正確運用過渡詞展開寫作。綱，正確運用過渡詞展開寫作。 常用句型歸納如下：常用句型歸納如下： 1.There are some good ways to2.I think you should3.It is also a good idea tobecause4.You could try to improve your English by5.This will help you to6.Never give up and keep trying. Youll make progress. 假如你是李雷假如你是李雷,收到了一封玲玲的來收到了一封玲玲的來信信,信中她說她的英語很差，不知道怎信中她說她的英語很差，不知道怎樣提高樣提高,希望你給予幫助。請用英語寫希望你給予幫助。請用英語寫一封回信一封回信,信的開頭已給出。信的開頭已給出。80詞左右。詞左右。Dear Lingling, I heard from you yesterday. I knew your English is bad. In fact, English is not as difficult as you think. Here are some good ways for you. Firstly, you should get everything ready before class and dont be shy to speak English in class or out of class. Secondly, listen carefully and make notes when youre in class. It can help you understand the lesson better. Thirdly, revise the lesson after the class. Dont worry too much about it. Last, Keep trying and youll soon learn it better.Yours,Li Lei