新人教版8年级英语上册知识点总结

2018新人教版八年级上册英语单元语法及知识点归纳 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 for 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 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…” 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; 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? 【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 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. 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. twic ... ...