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人教版丨八年级英语上册各单元语法详细剖析!

企业团队 / 2022-06-01 00:27

本文摘要:Unit1 Where did you go on vacation?【重点语法】不定代词:不指名取代任何特命名词或形容词的代词叫做不定代词。不定代词some和any的用法:1. some 和any +可数名/不行数名。some 多用于肯定句,any多用于否认句、疑问句和条件从句。 有些问句中用some,不用any, 问话者希望获得对方肯定回覆。

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Unit1 Where did you go on vacation?【重点语法】不定代词:不指名取代任何特命名词或形容词的代词叫做不定代词。不定代词some和any的用法:1. some 和any +可数名/不行数名。some 多用于肯定句,any多用于否认句、疑问句和条件从句。

有些问句中用some,不用any, 问话者希望获得对方肯定回覆。2. 由some, any, no, every 与 body, one, thing组成的复合不定代词作主语时,其谓语动词用三单。3. 不定代词若有定语修饰,该定语要置于其后:如:something interestingUnit2 How often do you exercise?【重点语法】1. 频率副词: always, usually, often, sometimes, never频率副词在句中通常放在实义动词之前, be动词或助动词之后。常用于一般现在时态中。

2.“次数”的表达方法一次 once, 两次twice,三次或三次以上:基数词+ times, 如:three times, five times,3. how often“多久一次”问频率,回覆常含有频率词组或短语。常见的how疑问词:1)How soon 多久(以后)—How soon will he be back?他多久能回来?—He will be back in a month. 他一个月后能回来。2)how long “多久”—How long did it take you to clean the house? 你扫除屋子用了多久?—It took me half an hour to clean the house. 我扫除这屋子用了半小时。3)How many+名复How much+不行名“几多” 问数量(how much 还可问价钱)Unit3 I’m more outgoing than my sister.【重点语法】1. 形容词和副词的比力品级(1)形容词和副词的原形就是原级(2)比力级,表现较……或更……(3)最高级, 表现最...。

2. 比力级句型: (1)A + be动词+形容词的比力级+than +B “A比B更……”(注意:A与B必须是同级的,即必须是人与人,物与物举行对比)(2)“A+实意动词+副词比力级+ than + B”表现“A比B…”(3)比力A ,B两人/两事物问其中哪一个较…...时用句型:“Who/which +谓语动词+ adj./adv.比力级,A or B ?”Who is thinner, Jenny or Mary?3. 比力级的特殊用法(1)“比力级+and+比力级”,意为“越来越”。多音节比力级用“more and more+原级”(2)“the+比力级(…), the+比力级(…)”意思是:”越…越…”The more, the better.(3)主+ is + the 形容词比力级+of the two+名复 “主语是两者中较......的”4. 两者在某一方面相同:A+谓语动词/be动词+as+ adj./adv.原级+ as+ B.Helen is as tall as Amy.Peter studies as hard as Tom.表现两者在某一方面不及另一方时,用“not as/so+形容词或副词原级+as”I am not as tall as my sister.5. 形容词,副词比力级前的修饰语。当需要表现一方凌驾另一方的水平时,可以用much, a lot, a little, a bit, 等来修饰形容词比力级。注意: 比力级不能用very, so, too, quite等修饰。

Unit4 What’s the best movie theater?【重点语法】1. 形容词最高级: 用于三者或三者以上的人或事物相比力。标志词:表比力规模时用in/of形容词最高级前须加定冠词the,副词最高级前可省略the。2. 表现“三者(或以上)中最……的”的句型1)A + be + the 形容词最高级 + 表现规模(in/of介词短语)2)A + 实意动词 + (the) 副词最高级 + 表现规模的of/in介词短语 3. 常用句式1) Who/ Which…+ 最高级…, A, B or C ?2) one of +the +形容词最高级 +名词复数形式, 意为“最…之一”。3)序数词后跟形容词最高级Unit5 Do you want to watch a game show?【重点语法】1. 询问某人对某物的看法及看法:What do you think of …?=How do you like…?2. 形貌喜好:I love/ like/ don’t mind/dislike/can’t stand…3. 温习牢固一般现在时态:主语+V+其他;主语(三单)+V(三单)+其他)Unit6 I’m going to study computer science.【重点语法】一般未来时“am/is/are going to +动词原形”结构1. 基本形式否认式:am/is/are not going to +动词原形一般疑问式:am/is/are +主语+ going to + 动词原形+其他?特殊疑问式:特殊疑问词+一般疑问式?He is going to spend his holidays in London. 他计划在伦敦度假。

Look at the dark clouds. There is going to be a storm. 看那乌云,快要下雨了。Is he going to collect any data for us? 他会帮我们收集数据吗?What are you going to do tomorrow? 明天你计划作什么?2. 基本用法:(1)表现事先经由思量、摆设好计划、计划要做某事。Dad and I are going to watch an opera this afternoon. 今天下午我和爸爸计划去看歌剧。

(2)表现凭据现在某种迹象判断,某事很是有可能发生,表现推测。Look! There come the dark clouds. It is going to rain. 瞧!乌云麋集。天要下雨了。

Unit7 Will people have robots?【重点词语/短语用法剖析】1. many+可数名词 许多......much +不行数名词 许多......2. live to be+基数词 + years old“活到...…岁”3. be in great danger 处在极大的危险中4. play a part in +名/代/V-ing. 到场某事/做某事Everyone should play a part in saving the earth.5. help (sb.) with sth. 资助(某人)做某事He often helps me with my English. help sb. (to) do sth. 资助(某人)做…… He often helps me study English.help oneself ( to ) 自用(食物等) Help yourself to the fish. 请随便吃鱼6. the same as… 和……一样...... 反义短语:be different from 7. It takes/took/will take sb. some time to do sth. 某人花了……时间做某事(时态凭据详细情况决议) It takes me an hour to get to my office. spend time/money on sth. 在……上花费时间(款项)sb. spend time/money (in) doing sth. 花费时间(款项)做某事。I spent two hours on this math problem. 这道数学题花了我个小时。They spent two years building this bridge. 造这座桥花了他们两年时间。

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8. hundreds of + 名词复数 许多/大量...... 数词+hundred + 名词复数 几百......类似的数词另有thousand(千) , million(万)There are four hundred students in our grade.There are hundreds of tourists in Beijing every year.9. during 在…期间 during the vacation/the daytime/the weekend10. the meaning of …...的意思Can you tell me the meaning of the words?Unit8 How do you make a banana milk shake?【重点词语/短语用法剖析】1. cut是“切, 割”的意思,已往式为cut。cut up 意为“切碎”Cut up the bananas. = Cut the bananas up. Cut it /them up.2. turn on 打开, 接通(电流、煤气、水等) turn off 关掉, 截断(电流、煤气、水等)turn up 开大, 调高(音量、热量等) turn down 调低, 关小(音量、热量等)3. one more thing 另外一件事情 another ten minutes 再多十分钟数字+ more + 物品 指“另外的……another + 数字 + 物品 指“另外的……当数字为one时,常与more连用或只用 another。Give me two more hamburgers?another two hamburgers4. forget to do sth. 忘记(去)做某事forget doing sth. 忘记已做过某事。

5. It’s a time (for sb). to do sth. 该是(某人)做某事的时期了It’s time (for sb.)to do sth. =It’s time for sth. 该是(某人)做某事的时间了。It’s a time for you to study English.It’s time for us to go to school.(It’s time for school.)6. give thanks for +名/代V-ing “感恩...…”We should give thanks for our parents.He gave thanks for life and food.7. Most Americans still celebrate this ideas of giving thanks by having a big meal.by +sth./doing :1)以…...方式 I study English by listening to English songs.2)在...…的旁边 I am sitting by the pool. 3)在...…之前 I have to go to school by 8:00. 4)搭乘 I go to school by bus.8. Here is +名单(宾语) “这是…” 是倒装句Here is a photo of my family.Here are+名复 Here are some English books.当宾语是代词时,要用顺装。

如:Here you are.(对) Here are you.(错)9. fill sth. with sth. 用...…把…...装满 (强调行动);be full of“装满…”(强调状态):I filled the cup with the milk. The cup is full of the milk.10. put…in(into)… 把…...放到...… 里11. cover…with… 用…...笼罩12. cut …into 把…...切成...… Cut the apple into four pieces.cut up… 切碎13. serve v. 服务 n. service①serve +名/代 “提供…” The shop serves nice food.②serve sb. sth. = serve sth. to sb. Serve it to your friends with some vegetables.③serve sb. with sth. “用某物招待某人” Serve the guests with some tea.Unit9 Can you come to my party?【重点语法】一. 表现邀请的句型1. Can/Could you…(come to my party)?2. Would you like to..( Would you like to my party)?接受:Sure/Yes/Of course, I’d love/like to.拒绝::① I’m sorry, I can’t. I have to/must+V原 (陈述理由 )② I’d love/like to, but I … (理由) 3.I’m afraid not. I…(理由)二. must与have to1. must 表现主观“必须”;must 表现“主观上的要求”,无人称和时态的变化,否认回覆: needn’t 或 don't have to (不必)。mustn’t 表现“克制”.2. have to表客观需要,有人称和时态变化,否: don’t / doesn’t / didn’t have to (没须要)—Must I be home before eight o’clock? 8点之前我必须回家吗?—Yes, you must. / No, you needn't. / No, you don't have to.Unit10 If you go to the party, you’ll have a great time!【重点语法】if条件句if条件句:条件句用于陈述语气,表现假设的情况可能发生,其中 if 是“如果”的意思,引导条件状语从句,if从句用一般现在时,主句则用一般未来时。注意:在与if条件句连用的主句中我们一般用will 表现未来时,而不用be going to 表现未来时。PS:在when(当…时候), after, before 等引导的时间状语从句中,如果主句为一般未来时,从句要用一般现在时表现未来(主将从现)。

如:I will call you when I reach Canada. 我一到加拿大就给你打电话。


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