1、本单元by + v.-ing结构是一个重点，该结构意义是“ 通过，凭（以）”，后面常接 v.-ing形式，表示“ 通过某种方式得到某种结果”。 e.g. 通过看英文电影，我的英语提高了。 My English has improved by watching English movies. 介词by + v.-ing结构常用来回答How do you？或者 How can？之类的问题， How can I turn on the TV? 我怎么开电视？ By pressing this button. 按这个键。,语法焦点,一、介词by用法小结,1.动名词作主语。 Getting up ear
2、ly is good for your health.此时可以用 it 作形式主语，而把真正的主语后置。如上句可换为：Its good for your health to get up early. 2.动名词作宾语。此时它一般放在某一及物动词或介词之后充当该动词或介词的宾语。 后跟动名词作宾语的及物动词常有：finish, enjoy, keep, mind, practice, stand, suggest, consider 等。,语法焦点,二、动名词用法小结,e.g. 她已写完了作文。 She has finished writing her composition. 作介词的宾语，
3、包括以介词结尾的动词短语，如：give up, take part in, be good at 等。 e.g.我知道你擅长画画。 I know you are good at drawing pictures.,语法焦点,二、动名词用法小结,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 homew
4、ork 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).,用所给
5、词的适当形式填空。,making,强化训练,watching,doing,making,listening,staying,Being,smoking,写作指导,分享英语学习的经验与方法是书面表达的一个重要内容。在写此类提建议短文时，最重要的是将你所提的建议罗列清楚，掌握几个常用的句型，必要时可列一个提纲，正确运用过渡词展开写作。常用句型归纳如下：,1.There are some good ways to 2.I think you should 3.It is also a good idea tobecause 4.You could try to improve your Englis
6、h by 5.This will help you to 6.Never give up and keep trying. Youll make progress.,写作示例,假如你是李雷,收到了一封玲玲的来信,信中她说她的英语很差，不知道怎样提高,希望你给予帮助。请用英语写一封回信,信的开头已给出。80词左右。,经典示范,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 go
7、od 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,Thank you!,
