八年级上册Unit 9 知识点详解

1、.Unit 9 Can you come to my party?为考试做准备参加考试去看医生/去参加聚会得流感来参加我的聚会太多的作业去骑自行车去年秋天直到才和我们一起出去闲逛专题导入prepare for an exam have an examgo to the doctor/ the partyhave the flucome to my partytoo much homeworkgo bike ridinglast fallnot until可能不得不去会他们的朋友为测试做准备前天后天照看妹妹hang out with us might have to meet their fri

2、endsstudy for a math testthe day before yesterdaythe day after tomorrowlook after the sister承受邀请作出邀请回绝邀请帮助买些食物和饮料到武汉去旅行accept an invitation make an invitationturn down an invitation= refuse an invitationhelp to buy some of the food and drinkstake a trip to Wuhan在这个月底很快乐帮助准备这场聚会回到美国到本周五止盼望着做收到某人的来信at

3、 the end of this month be glad to help out with any of the party preparationsgo back to the USby this Fridaylook forward to doing somethinghear from somebody知识点梳理Section A1. Jenny, can you come to my party on Saturday afternoon?【解析】1Can you.?意为“你能···吗？，是一个发出邀请的重点句式。还可以用 “Could you.?或

4、“Would you like to.?（2） on Staurday afternoon意为“在星期六的下午，在详细的某一天或某一天的上午、下午或晚上用介词on。2. I'm sorry, I can't. I have to help my parents.【解析】1have to 不得不，必须。表示客观情况要求某人必须做某事，有人称和时态的变化，后接动词原形，其否认形式为don't have to。e.g. She isn't very well these days and she has to stay at home. 她这些天身体不太好，不得不待在

5、家里。 You don't have to tell me this. 你不必告诉我这件事。【辨析】have to 和musthave to强调因客观原因此“不得不。它有时态、人称和数的变化。其第三人称单数为 has to，过去式为 had to。由 have to构成的句子，进展句型转换时要借助 do，does 和did。must 强调主观上“必须，没有人称和数的变化。其句型变换无需借助助动词。e.g. It's raining.I have to stay at home. 天在下雨。我不得不待在家里。 You must do your homework first. 你必

6、须先做作业。2help sb. with sth .或help sb to do sth.意为“帮助某人做某事e.g. I have to help my parents with the housework . =I have to help my parents to do the housework .3. I have to prepare for an exam.【解析】prepare 动词，意为使做好准备，把准备好其名词形式是preparation 意为准备，准备工作常用短语：prepare for 为做准备e.g. I cant go to your party ,because

7、 I must prepare for the math exam. The farmers are preparing the ground for planting. 农民们正在为种植准备耕地。prepare sb. for/to do sth. 使某人对做好准备e.g. The teachers are preparing the students for the final examination. 老师们正让学生们准备期末考试。 He took out a picec of paper and prepared to write to his friend. 他拿出一张纸，准备给他的

8、朋友写信。prepare sb. sth. 为某人准备e.g. The host prepared us a delicious meal. 主人为我们准备了美味的晚餐。prepare to do sth. 准备做某事e.g. You should prepare to have the P.E. lesson. 你应该准备上体育课。4. I'm sorry, I'm not available.【解析】available adj. 有空的；可获得的1 作“有空的时，相当于free，不用于名词前。e.g. I'm available next Tuesday if yo

9、u want to meet then. 假如你想见面的话，我下星期二有空。2 作“可获得的时，常用于名词后。e.g. I am going to send you all the stamps available. 我将把我能得到的邮票给你寄去。5. Oh, but Sam isn't leaving until next Wednesday.【解析】until conj.& prep. 到时；直到为止1 until 用于肯定句中，意为“直到为止，主句谓语动词用延续性动词。e.g. I stayed until he came back. 我一直待到他回来为止。2 until

10、 用于否认句中，构成not.until，意为“直到才，主句谓语动词用短暂性动词，此时until可用before代替。e.g. I won't go there until/before he calls me. 直到他给我打 ，我才去那儿。6. Can you hang out with us on Monday night？【解析】hang v. 悬挂；垂下，其过去式为：hunge.g. She hung her washing out in the garden. 她把洗的衣服晾在花园里。hang out 闲逛e.g. They are always hanging out in

11、the street.他们总是在街上闲逛。【拓展】hang v. 吊死；绞死，其过去式为：hangede.g. In the old days, many people were hanged. 在过去，许多人被绞死。7. Catch you on Monday!【解析】catch v. 及时赶上；接住；抓住，过去式为：caughte.g. We caught the last bus. 我们赶上了最后一班公共汽车。 He caught my hand and held it. 他抓住我的手握着。catch up with 追上；赶上e.g. Go on in front. I can soo

12、n catch up with you. 你先走，我会很快赶上你的。与catch相关的短语：catch a cold 患感冒 catch the train 赶上火车 catch hold of 抓住 catch ones eye 引起某人的注意 8. inviting 邀请【解析】invite v. 邀请；恳请invite sb.to. 邀请某人去e.g. I'm going to invite my friends to my house this Sunday. 这个星期天我打算邀请我的朋友们去我家。invite sb.to do sth. 邀请某人做某事e.g. The you

13、ng man invited me to dance. 这个年轻人邀请我去跳舞。invitation n. 邀请；请柬e.g. I got an invitation to dinner. 我收到了晚宴的邀请。9. accepting 承受【解析】accept v. 承受，指同意或愿意承受。强调“收到的结果“承受了。e.g. My friend invited me to the party, but I didn't accept it. 我的朋友邀请我去参加宴会，但是我没有承受。【拓展】receive v. 收到，指“接“收的动作或事实，并不包含承受者本人是否“承受的意思。e.g.

14、 I received a letter from my sister last week. 上周我收到了我姐姐的一封来信。10. refusing 回绝【解析】refuse v. 回绝，常构成短语：refuse to do sth.回绝做某事，名词形式为：refusale.g. You should refuse to smoke here. 在这儿你应该回绝吸烟。典例精讲一、根据句意用所给词的适当形式填空。1They went bike ride with their parents last week.2Thank you for invite me.3What are you plan

15、 to do tomorrow? I am going to hang out with my friends.4She not leave until her mother came back.5My mother have to do the housework in the evening.二、根据句意用方框中词组的适当形式填空。play tennis，go to the movies，hang out，study for a test，watch TV6Li Na is the best at in the world.7My father often after supper.8Ye

16、sterday he in the classroom and he felt very tired.9“Private Tailor will be on in our city.Let's _tonight.10I like because there are a lot of interesting shows.3、 单项选择选择11They didn't go to bed _ they finished the work.AwhenBwhile Cuntil Dafter12_ you play baseball? No.But I can play table te

17、nnis.ACan BMay CMust DShould13Can you come to have dinner with me this evening? I'm afraid not. I _look after my grandmother.She is ill.Acan't Bhave toCmay Dcould14When are we going to meet? _you on Monday evening!ACatch BLookCSound DInvite15Hi，Linda！Can you come to my house this afternoon？W

18、e can watch videos at home. _ I have to do my homework.ASorry, I have no time.BWhen can I go to your house?CWhat kind of videos?DSure, I'd love to.4、 根据汉语意思完成以下句子。16我没有空。我不能和你去闲逛。I'm not available.I can't with you.17他不得不为英语测验而学习。He study for the 18去年秋天我们一起去骑车了。We together last fall.19星期一

19、我有一场考试，我必须为它做准备。I have on Monday and I have to it.20他直到下个星期五才会分开广州。He leaving Guangzhou next Friday.Section B11. What's today?【解析】本句是特殊疑问句。它既询问星期几也询问日期，答语是“It's星期日期。e.g. What's today？ 今天是什么日子？It's Monday, the 29th. 今天是29号，星期一。【拓展】What day is it today？ 今天是星期几？询问星期几，答语是“It's星期。e.g.

20、 What day is it today？ 今天是星期几？It's Sunday. 星期日。What's the date today？今天是几号？询问日期，答语是“It's日期。e.g. What's the date today？ 今天是几号？It's October 1st. 今天是十月一日。12. look after his sister 照看他的妹妹【解析】look after 照料；照顾同义词是take care of，后可接名词、代词、动词­ing形式。e.g. Can you look after/take care of

21、my dog? 你可以照看我的狗吗？【拓展】look after welltake good care of 好好照看e.g. He can look after himself well.He can take good care of himself. 他会好好照看自己的。look at 看e.g. Please look at the picture. 请看这幅图片。look like 看起来像e.g. What does the man look like？ 这人长相怎样？look for 寻找e.g. I'm looking for my eraser. 我正在寻找我的橡皮。

22、典例精讲1、 单项选择。1We often go to school on _ and relax on _.Aweekends；weekdaysBweekdays；weekendsCweekdays；week2What's today? _AIt's MondayBIt's March 18thCIt's Monday the 18th3Tim can play _ tennis very well, but he can't play_piano.Athe；the B/；the C/；/4Today is Friday the 18th. _ is

23、Sunday 20th.AYesterday BThe day before yesterdayCThe day after tomorrow5Can you help me _ my mother？She is ill. OK.Alook at Blook like Clook after二、按要求完成以下句子。6Today is Tuesday the 16th对画线部分提问 _today?7I have to go to the doctor on Tuesday对画线部分提问 _you have to go to the doctor?8He has to clean his room

24、 every day. 改为否认句 He_clean his room every day.9He asked Lucy to the party.写出同义句 He_ Lucy to the party.10Could you surf the Internet with me？作否认答复 _. I have to finish my work first.3、 根据汉语意思完成以下句子。11我今天必须在家里照顾我妹妹。Today I stay at home to my sister.12汤姆，你能和我们一起踢足球吗？Tom, you with us?13今天下午我将去上钢琴课。I'

25、m a piano lesson this afternoon.14明天我去看医生。I'm the 15我阿姨后天要来我家。My aunt will come to my home 13. Im sad to see her go, and this party is the best way to say “Thank you and goodbye.【解析】1sad 形容词，意为“令人悲哀的；令人难过的 sadness 名词，意为“悲伤；悲哀2see sb. do sth.表示“看到某人做某事e.g. I often see the boy play soccer in the p

26、ark. 我经常看到那个男孩在公园里踢足球。【辨析】see sb. doing sth和see sb. do sth.see sb. doing sth看见某人正在做某事I see her cleaning the classroom. 我看到她正在清扫教室。see sb. do sth.看见某人做某事I often see him draw a picture. 我经常看见他画画。14. My family is taking a trip to Wuhan at the end of this month to visit my aunt and uncle.【解析】1本句是简单句，to

27、visit my aunt and uncle是动词不定式作目的状语。 take a trip 去旅行，也可用take trips。take a trip to. 去旅行e.g. My friend is taking a trip to Russia. 我朋友正去俄罗斯旅行。（2） at the end of意为“在···的末尾；在···尽头，可以表示地点，也可以表示时间。e.g. You can see a bookstore at the end of the road. 在路的尽头你会看到一家书店。 At the end of

28、 the month, well have an exam. 在这个月末，我们将会考试。【拓展】by the end of.意为“到···末为止，常与过去完成时连用。in the end意为“最后；终于，常在句中作状语。e.g. We had learned 1,000 words by the end of last month. 到上个月末为止，我们已经学了1000个单词。 He found the bag in the end. 最后他找到了包。15. However, Id still be glad to help out with any of the

29、 party prepararions, like planning the games.【解析】be glad to do sth.意为“快乐做某事help out意为“帮助···分担工作；解决难题e.g. Do you need anyone to help out in the shop? 店里的事你需要有人帮一把吗？16. Bring Ms.Steen to the party without telling her so that she can be surprised.【解析】 本句是含有so that引导的目的状语从句。1without prep.

30、 无；没有，后接名词或代词或动词­ing形式。其反义词为with，意为“带着；具有。 e.g. He went away without saying anything. 他什么也没说就走了。 She went to school without breakfast. 她没吃早饭就上学去了。2surprised adj. 惊奇的；感到意外的，常用来修饰人。e.g. He is surprised at the news. 他对这那么消息感到惊讶。surprising adj. 使人惊奇的，常用来修饰物。e.g. The result is very surprising.结果很令人吃

31、惊。surprise n. 惊奇；惊讶e.g. I got a surprise at his coming. 我对他的到来感到吃惊。surprise v. 使吃惊e.g. What I said surprised all of them. 我的话让他们都很惊讶。17. I look forward to hearing from you all.【解析】1look forward to 盼望；期待，to是介词，其后接名词或动词­ing形式。e.g. He is looking forward to visiting the Great Wall. 他盼望着参观长城。【辨析】 lo

32、ok forward to 和 expectlook forward to期待，指带着愉快的心情期待着某事的发生。expect期待，指确信某事必将发生，多用于好的事物，也可用于不好的事物。e.g. The students are looking forward to their holiday. 学生们盼望着假期的降临。 I didn't expect to meet you here. 我没有意料到会在这儿遇到你。（2） hear from sb.意为“接到某人的信、 等，相当于receive a letter或telephone call from sb.反义短语为write a

33、 letter to sb.意为“给某人写信，或give a telephone call to sb.意为“给某人打 【拓展】hear of = hear about意为“听说 18. Hope you can make it!【解析】此句中的make it 是个独立地表达方式，表示通过努力或是历经困难后获得成功、完成某事，可译为“ 成功；成功， 但有时也要视语境及上下文灵敏进展翻译，此处便是如此。e.g. If we run, we should make it. 要是我们跑的话，应该不会迟到。 Though it was difficult, they still made it. 虽然

34、很难，但他们仍然成功了。典例精讲1、 单项选择。1He Wei didn't want this e­mail.So he _ it.AprintedBreplied Cdeleted2The elephants are in danger.Let's help them _Awith Bout Cabout3My friends are going to leave for China，I should say _to them.Agoodbye Bhello Cexcuse me4I don't know _Awhat to do itBhow to do

35、 Chow to do it5I don't know _ he will come to the party tomorrow.Aif Bwhat Cwhere6_English well, one must have a lot of practice.ASpeaksBTo speakCSpoken DSpeak7He puts the flowers in the shade树荫_the sun will not burn them.Ain order to Bso thatCso as to Dsuch that8We couldn't finish our work

36、so early _your help.Awithout BwithCfor DBy9_an Englishman，John is looking forward _the 2019 Brazilian World Cup.AOf，in BWith，forCFor，at DAs，to10Can you help me _some ways to improve my health?Alook up Bthink ofCthink about Dtalk about2、 根据汉语意思完成以下句子。11他回绝了来自余寒的邀请。He the from Yu Han.12如此感谢你像这样方案。 so

37、much like this.13我很快乐帮你摆脱困境。I'm to 14十月底他们到常德旅行。They are to Changde the of October.15我常看见刘丽周末在家做作业。I often see Liu Li at weekends.16 他正在等待你的好消息。He is your good news.17去年6月我决定去上海旅游。Last June I decided to to Shanghai.18你隔多久收到你父母的来信？How often do you your parents?19在这个月末，我将去学习弹钢琴。 this month, I'

38、m going to learn to play the piano.20她为什么回绝你的邀请？Why did she your invitation?19. Please reply in writing to this invitation by Friday, December 20th.【解析】reply v. 答复；答复，可作及物动词，但常用作不及物动词，后接介词to。也可作名词，意为“答复，答复。e.g. How can you reply to my question? 你能怎么答复我的问题呢？【辨析】 reply和answer这两个词有一样的含义，即“答复；应答，都可以作及物动

39、词和不及物动词用，但answer较常用。reply较正式，除了后面接直接引语或that引导的从句外，一般只用作不及物动词，后面与to连用，表示“答复某人的问题、话语、信件、祝贺等。e.g. Who can answer the question? 谁能答复这个问题？ I'll reply to your letter tomorrow. 明天我将给你回信。情态动词can 以及have to 的用法特征：1. 不能独立作谓语，只能和动词原形一起构成谓语，表示说话人的语气和情态。2. 没有人称和数的变化。have to除外3. 否认形式：在其之后加not have to除外。疑问形式：情态

40、动词提到主语之前have to 除外。情态动词can除了表示才能、答应或猜测之外，还可以用于表示邀请。1、发出邀请是，用一般疑问句句式，构造为： Can +主语+动词原形+其他？e.g. Can you come to my irthday party next Sunday？ Can you go fishing with me in the afternoon？2、对于邀请的答复 肯定：Sure, Id love to.当然，我很乐意。 Yes, Id love to. 好的，我很乐意。 Sure, I think he/she/they will. 当然，我想他/她/他们会的。 否认：s

41、orry, m not available. 对不起，我没空。e.g. Im sorry , Im not free this weekend.I have to look after my little sister. 很抱歉，我这个周末没空，我不得不照顾我的小妹妹。 Id love to,but Im afraid I cant, I have to study for a test. 我很乐意，但是恐怕不行。我不得不为考试学习。have to的意思是“必须、不得不，往往强调由于客观原因此必须做某事。have to 后接动词原形；have to有人称、数和时态的变化, 其第三人称单数形式为

42、has to，其疑问形式和否认形式要借助于助动词do或does来完成。e.g. We have to look after our sister at home. 我们不得不在家照顾我们的妹妹。 Does he have to get up early tomorrow morning? 明天早上他必须早起吗？ I dont have to stay at home today. 今天我不必呆在家里。课堂小测1I have to_for the math test.AstudyBstudyingClearning Dstudied2My best friend often invites me

43、 _ delicious food.Aenjoy BenjoyingCenjoyed Dto enjoy3I am going to _ you on Sunday and go bike riding.Acatch BacceptCrefuse Ddelete4Do you know _ I miss you?Ahow many Bhow muchChow long Dhow far5Please reply to the invitation _ by next Tuesday.Acall Bin callCin calling Dfor calling6Joe_go to the doc

44、tor.His leg is broken.Ahave to Bcan来源:数理化网Chas to Dmay7Sorry，but I have to look after my brother.That's too_.Maybe_time.Abad；another Bbad；otherCgood；another Dgood；other8Would you like to visit the museum?_AYes，please. BSure，I'd love to.CSorry，I wouldn't. DYes，I would.9Can you look at the

45、 _ and tell me the activities?Amenu BcalendarCclock Dphone10Sorry，I'm busy today.I have _ housework to do.Amuch too Btoo muchCtoo many Dmany too11Can you play football _ us this afternoon?Awith BatCon Daround12Thanks a lot for_me_your house.Ainvite；for Binvite；toCinviting；for Dinviting；to13_I wa

46、tch TV，Mum?Sure，but you_finish your homework first.AMust；needn't BCan；mayCCan；must DMay；mustn't14The students are very _ at the _ news.Asurprised；surprisingBsurprising；surprisedCsurprised；surprisedDsurprising；surprising15My mother is ill.I have to look after her at home._.AThank youBOh，I don

47、't knowCBad luckDI'm sorry to hear that回顾小结今天你学到了什么？课后作业一、完形填空。 Ms. Steen is our English teacher.She is from England.She began to teach _1_ last year.But now she is leaving for her country.We are so _2_ to see her go because she is a good teacher.We're going to have a _3_ for her.We thin

48、k it is the best way to say“Thank you and goodbye We _4_ to have the party this Saturday.Now，we are preparing for it.Wang Lei and Wei Wei _5_ all the teachers.Our Chinese teacher Miss Zhang _6_ come.Her family is taking a trip to Beijing this weekend._7_，the other teachers promised that they would c

49、ome.Li Ye is writing a thank­you note短笺We want to show _8_ we're going to miss Ms. Steen.He asks Wu Shan to read it to Ms. Steen，because Wu Shan _9_ very good English.I'm going to play a piano piece for Ms. Steen at the party.And I also _10_ a fun game to play at the party. We hope the party will be very great.1.A.them Bus Chim