2022年八上期中考试重点知识总结 .pdf
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1、Unit1 Where did you go on vacation?【重点语法】不定代词:不指名代替任何特定名词或形容词的代词叫做不定代词。用法注意:1. some 和 any +可数名 /不可数名。some 多用于肯定句,any 多用于否定句、疑问句和条件从句。有些问句中用some,不用 any, 问话者希望得到对方肯定回答。2. 由 some, any, no, every 与 body, one, thing 构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 interesting 【重点短语】1. buy sth fo
2、r ab./ buy sb. sth 为某人买某物2. taste + adj. 尝起来 3. nothing.but + V.( 原形 ) 除了 之外什么都没有4. seem + (to be) + adj 看起来5. arrive in + 大地方/ arrive at + 小地方到达某地6. decide to do sth. 决定做某事7. try doing sth. 尝试做某事/ try to do sth. 尽力做某事8. enjoy doing sth. 喜欢做某事9. want to do sth. 想去做某事10. start doing sth. 开始做某事 =begin
3、 doing sth. 11. stop doing sth. 停止做某事区分:stop to do sth. 停下来去做某事12. dislike doing sth. 不喜欢做某事14. so + adj + that + 从句如此 以至于 16. tell sb. (not) to do sth. 告诉某人(不要)做某事17. keep doing sth. 继续做某事18. forget to do sth. 忘记去做某事/ forget doing sth 忘记做过某事【词语辨析】1. take a photo/ take photos 拍照quite a few+ 名词复数“ 许多
4、 ”2. seem + 形容词看起来 . You seem happy today.seem + to do sth. 似乎 /好像做某事 I seem to have a cold It seems + 从句似乎 . . It seems that no one believe you. seem like . 好像,似乎 . It seems like a good idea. 3. arrive in + 大地点 = get to= reach+地点名“ 到达 .”arrive at +小地点(注:若后跟地点副词here/there/home, 介词需省略,如:arrive here;
5、get home)4. feel like sth 感觉像 feel doing sth. 想要做某事5. wonder(想知道) +疑问词( who, what, why) 引导的从句。6. because of +名/代/V-ing because+从句He can t take a walk because of the rain.I don t buy the shirt because it was too expensive.7. enough +名词足够的 .形容词 /副词 +enough Unit2 How often do you exercise?精选学习资料 - - -
6、- - - - - - 名师归纳总结 - - - - - - -第 1 页,共 7 页【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,回答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
7、 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? 你打扫房子用了多久?It took me half an hour to clean the house. 我打扫这房子用了半小时。3)How many+ 名复How much+ 不可名“ 多少 ” 问数量( how much 还可问价格)【重点短语】1. go to the movies 去看电影2. look after = take care of 照顾3
8、. surf the internet 上网4. healthy lifestyle 健康的生活方式5. go skate boarding 去划板6. keep healthy=stay healthy 保持健康7. eating habits 饮食习惯8. take more exercise 做更多的运动9. the same as 与什么相同10. be different from 不同11. once a month 一月一次12. twice a week 一周两次13.make a difference to 对 .有影响 /作用14. most of the students
9、=most students 15. shop=go shopping=do some shopping 购物16. be good for 对.有益17. be bad for 对.有害18. come home from school 放学回家19. of course = certainly = sure 当然20. get good grades 取得好成绩21. keep/be in good health 保持健康22. take a vacation 去度假【词语辨析】1. maybe / may be maybe 是副词,意为 “ 大概, 可能,或许 ” ,一般用于句首。May
10、 be 是情态动词,意为“ 可能是 .,也许是 .,大概是 . ”.The baby is crying. Maybe she is hungry. The woman may be a teacher. 2. a few / few / a little / little a few (少数的,几个,一些) a little (一点儿,少量 ) 表示肯定few (很少的,几乎没有的) little (很少的,几乎没有的) 表示否定修饰可数名词修饰不可数名词People can live to 100, but few people can live to 150. There is litt
11、le time left. I won t catch the first bus.Could you give me a little milk? 3. hard / hardly 精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 2 页,共 7 页hard 作形容词,意为“ 困难的,艰苦的,硬的” ;作副词,意为“ 努力地,猛烈地” 。hardly 为副词,意为 “ 几乎不 ” 。The ground is too hard to dig. I can hardly understand them. It s raining hard. The
12、people can hardly go outside. 4. As for homework , most students do homework every day . as for.意思是 “ 至于;关于 ” ,+名词、代词或动词的-ing 形式(即动名词)。如: As for him ,I never want to see him here. 至于他,我永远不希望在这里见到。As for the story ,youd better not believe it. 关于那故事,你最好不要相信。5. That sounds interesting.这是 “ 主语 +系动词 +表语
13、” 结构的简单句。 sound(听起来) ,look(看起来) ,smell(闻起来) ,taste(尝起来), feel(觉得), seem (好象), grow(变得) ,get(变得)等词在英语中可用作系动词,后跟形容词作表语。如:It tastes good. 这味道好。The music sounds very sweet. 这音乐听起来很入耳。The smoke grew heavier and heavier. 烟雾变得越来越浓了。6. percent 名词,意为 “ 百分之 ”百分数的表示方法:基数+ percent (不用复数形式 ),percent 做主语时,谓语动词的数要
14、根据其后面的名词来确定。50: fifty percent百分之五十Fifty percent of the apples are bad. 50% 的苹果都坏了。Twenty percent of the meat is in the fridge. 20% 的肉都在冰箱7. not at all 意为 “ 一点也不 ” ,not 应放在 be 动词、情态动词或助动词之后。The story isn t interesting at all. 那个故事一点也没有趣。8. It is + adj. to do sth. 做某事是 的。It is interesting to play comp
15、uter games. 玩电脑很有趣。9. take, spend, pay It takes sb. some time to do sth. 意为 “ 花费某人 时间来做某事 ” 。人(sb.) spend 时间 /钱 on sth. “买某物花了 钱” 。人(sb.) spend 时间 /钱 (in) doing“花费多少时间来做某事” 。pay 的主语必须是人,而“ 花钱买某物 ” 为 pay.for. 10. however 副词,意为 “ 然而,可是 ” ,表示转折关系,可放在句首、句中、句末。Unit3 I m more outgoing than my sister.【重点语法
16、】1. 形容词和副词的比较等级(1)形容词和副词的原形就是原级(2)比较级,表示较 或更 (3)最高级,表示最 .。2. 比较级句型 : (1)A + be 动词 +形容词的比较级+than +B “A 比 B 更” (注意: A 与 B 必须是同级的,即必须是人与人,物与物进行对比)(2)“A+ 实意动词 +副词比较级 + than + B ”表示 “A 比 B”(3)比较 A ,B 两人 /两事物问其中哪一个较.时用句型:精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 3 页,共 7 页“ Who/which + 谓语动词 + adj./adv
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