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1、牛津译林八年级下册8B-Unit1-知识点整理8B Unit1 知识点解析与练习1. past and present 过去和现在past 1). n. in the past(一般过去时) 2). adj. in the past few years(现在完成时) 3). prep. walk past 经过= _present 1). n. 现在, 目前 at present 2). n. 礼物 receive a present 收到一件礼物2. in the bowl在碗里; on the plate在盘子上3. 1).过去常常做某事(现在不做了) used to do sth. =
2、often did sth. in the pastused to be= was/were once = was/were in the past和某人分享某物 share sth. with sb.Eg. You often shared food with me in the past. = You _ _ _ food with me.You used to be so kind to me. = You _ _ _ to me _ _ _.2). 习惯于, 适应于(做)某事 be/get used to (doing) sth. (现在仍如此做)我习惯于上午六点起床。 I _ _ _
3、 _ up at 6 a.m.3). 区分：used to do sth. 过去常常做某事(现在不做)get/be used to doing sth. 习惯于做某事(to为介词)4. just 1). adv. 刚才(现在完成时) Ive just eaten it. 2). adv. 正好, 恰好(加强语气) The shirt is just my size.这件衬衫正和我的尺码。 3). just now 刚刚, 刚才(一般过去时);5. change 1). v./n. 改变, 变化 changes in/to 的变化The town has changed a lot over t
4、he years.(v.)= There have been great changes over the years. (n.)= Great changes have taken place over the years.2). n. U 零钱. Here is your change. 这是你的零钱。6. transport U 交通车辆, 运输工具bus-buses; coach-coaches, a coach station; plane- go to sp. by plane= fly to sp.=_.7. time 1).C时代 at different times在不同的时
5、代 2).C次数,倍数 some times 几次3). U时间 some time 一些时间 区分: sometime 某时(将来或过去)； sometimes 有时= from time to time = at times归纳: in time及时；on time按时；at the same time同时；all the time一直；8. go around the city 环游这个城市9. interview n./ v. 采访 interview sb. (v.) = have an interview with sb. (n.) = _ _ _ sb. 10. move hou
6、se搬家 move away搬走 move to搬往 move into搬进 move out of 搬出11. put the waste into the river 把废弃物排入河中1). putinto把放进 put down放下 put off 推迟, 拖延 put out 扑灭put up张贴,搭建,举起 put ones heart into全神贯注于 put on 穿上 put away 收起来，放好2). waste n. U. 废弃物 v. 浪费 waste time/money save节省12. 第一次first = for the first time 即主语+fir
7、st did sth.=主语+did sth. for the first time 一开始at first13. north n. northern adj. south-southern; west-western; east-eastern in the north of = in the northern part of14. marry v.结婚(三单_; 过去式_;现在分词_) married adj. 结婚的A marry B = A get married to B = A and B get married15. over the years 这些年 over the pas
8、t century 在上个世纪中 数年前_16. turn 1). v.变得 turn green 2). turninto把变成. turn into变成 turn on打开 turn off关上 turn up调高音量;出现turn down调低音量;拒绝 turn to转向,求助于 turn to sb. for help 向某人求助3). n. 轮流 take turns to do sth. 轮流做某事17. pollute v. 污染 n. pollution air/water/noise pollution adj. polluted 被污染的 1). The little b
9、oy got sick because of the _(pollute) water.2). We should stop people _(pollute) water because the water _(pollute) has been too serious.18. factory n. 工厂(pl. factories) a steel factory19. realize/realise v. 意识到 realize the problem; 实现realize ones dream 20. improve v. 改善(即makebetter) n. _ situation
10、C采取措施来改善情况 _To make your life better in the future, you should study hard now.To _ your life in the future, you should study hard now.21. 在某种程度上_ 在某人回家的路上_顺便问一下_做某事的方式_妨碍,挡道in the/ones way22. 像以前一样 as as before 尽可能 _ 像以前一样经常_23. 打牌和中国象棋 _24. alone 独自一人(无感情色彩) 1). adj. I am alone. 2). adv. 独自居住_ lone
11、ly adj. 孤独的, 寂寞的(感情上的) 比较级_最高级_当小男孩独自待在家时，他常常觉得孤单。When the little boy _, he often _.25. 在某人一生中_ 我们一生_26. Present Perfect Tense 现在完成时1. 用法：1). 动作发生在过去，并持续到现在；2). 动作发生在过去, 并对现在有影响 3). 表达曾有过或未有过的经历2. 结构: has/have done 3. 句式: 肯定句: 主语 has/have done sth. 否定句: 主语 has/have not done sth.一般疑问句: -Has/Have主语 do
12、ne sth? -Yes, 主语has/have. -No, 主语hasnt/havent.小题狂做: ( ) 1. I cant find my notebook anywhere. Im afraid I _ it.A. loseB. lostC. have lostD. was losing( ) 2. In the past few years, many schools _ the ways of doing morning exercises.A. changeB. changesC. will changeD. have changed( ) 3. Wow! You _ dinn
13、er! Lets eat now.A. cookB. are cookingC. will cookD. have cooked( ) 4. -Paul, Im busy cooking. Can you give me a hand? -Just a minute. I _ my email.A. am checkingB. will checkC. have checkedD. was checking( ) 5. Our team _ another point! I am sure we will win the game.A. will getB. has gotC. is gettingD. was getting( ) 6. I hea
