1、八年级英语下册Unit 1重要知识点一、重点单词1.foot (n. 脚；足) (复数) feet2.lie (v. 躺；平躺)(过去式) lay(过去分词) lain(现在分词) lying3.sick (adj. 生病的；有病的) (同义词) ill4.breathe (v. 呼吸)breath (n. 呼吸)5.we (pron. 我们) (反身代词) ourselves (我们自己)6.climb (v. 攀登) climber (n. 登山者；攀登者)7.knife (n. 刀) (复数) knives8.mean (v. 意思是；打算；意欲) (过去式) meantmeaning（
2、n. 意义；意思） meaningful (adj. 有意义的) meaningless (adj. 毫无意义的)9.decide (v. 决定)decision (n. 决定；抉择)10.important (adj. 重要的) importance (n. 重要性；重要)11.die (v. 死) - death (n. 死；死亡) dead (adj. 死的)dying (adj. 垂死的)二、重点短语1.have a cold/stomachache/headache/toothache 感冒 / 胃痛 / 头痛 / 牙痛2.have a sore throat/back 喉咙痛 /
3、背痛3.lie down and rest 躺下休息4.drink some hot tea with honey 喝些加蜂蜜的热茶5.see a dentist 看牙医6.take ones temperature 量体温7.get an X - ray 拍 X 光片8.have a fever 发烧9.take breaks = take a break 休息10.fall down 摔倒11.have a nosebleed 流鼻血12.be interested in. 对 感兴趣13.be used to 习惯于；适应于14.take risks = take a risk 冒险15
4、.because of 由于16.run out (of) 用尽；耗尽17.save ones life 拯救某人的生命18.cut off 切除19.so. that. 如此 以至于20.make a decision 作决定21.get out of 离开；从 出来22.be in control of 掌管；管理23.shout for help 呼救24.go to a doctor 去看医生25.think twice 再三考虑；谨慎考虑26.get on 上车 ；get off 下车27.wait for 等待28.thanks to 多亏；由于29.think about 考虑3
5、0.heart problem 心脏病31.rest for a few days 休息几天32.to ones surprise 令某人惊讶的是；出乎某人的意料33.give up 放弃34.the importance of. 的重要性三、重点句型1.Whats the matter with.? 怎么了 / 出什么事了？2.need to do sth. 需要做某事3.agree to do sth. 同意做某事4.expect sb. to do sth. 期待某人做某事；预料某人会做某事5.It is + adj. + that 从句. 是 的。6.have problems (in
6、) doing sth. 做某事有困难7.mind doing sth. 介意做某事8.see sb. doing sth. 看见某人正在做某事 ；see sb. do sth. 看见某人做了某事 / 看见某人经常做某事9.tell sb. (not) to do sth. 让某人 (不要) 做某事10.be ready to do sth. 准备好做某事；愿意做某事11.keep on doing sth. 继续做某事四、重点语法（一）情态动词 should 的用法情态动词 should 意为 “应该，应当” ，无人称、数和时态的变化，后跟动词原形。其否定形式是在 should 后加 not
7、，可缩写为 shouldnt 。谓语中含有情态动词 should 的肯定句变为一般疑问句时，把 should 提到主语之前。1、表示征询意见和提出建议Should I park my car in this spot? 我应该把车停在这个位置吗？You should drink plenty of water every day. 你应该每天多喝水。2、表示推测He should be at the library. 他应该在图书馆。The package should arrive tomorrow. 包裹应该明天到达。3、表示义务或责任Citizens should obey the la
8、w. 公民应该遵守法律。Employees should arrive on time for work. 员工应该按时上班。4、表示拒绝、愤怒或惊奇等，常用于疑问句或感叹句中Why should he say such rude things? 他为什么要说这么无礼的话？How should I know the answer to this? 我怎么会知道这个的答案！（二）反身代词表示反射或强调的代词叫作反身代词，常译为 “ 自己； 本人” 。2、反身代词的用法（1）作宾语反身代词常用于 teach, enjoy, help, hurt, look after 等及物动词 (短语) 后作宾
9、语。The boy can teach himself to play the guitar. 这个男孩能够自学弹吉他。反身代词常用于 by, to, for 等介词后作宾语。Lucy bought a gift for herself on her birthday. 露西在她生日那天给自己买了一份礼物。（2）作同位语反身代词常用作主语或宾语的同位语，用来加强语气。The scientist himself solved the difficult problem. 那位科学家本人解决了那个难题。（3）作表语反身代词可放在 be, feel, seem, look 等连系动词后作表语，用来描
10、述身体或精神等方面的感觉或状态。Youll soon be yourself again after a good rest. 好好休息一下，你很快就会恢复状态的。He doesnt seem himself these days. 他这些天看起来不太对劲。3、含有反身代词的常用短语(all) by oneself 独自，单独enjoy oneself 玩得高兴；过得愉快for oneself 亲自；为自己dress oneself 给自己穿衣服help oneself to. 随便吃 / 用teach oneself 自学lose oneself in 沉浸于hurt oneself 伤着自己3
