新版牛津8BU8知識點

1、8BU81、 dig digging dig-dug-dug2、 serious adj.認(rèn)真的；嚴(yán)肅的 比較級：more serious 最高級：most serious adv.seriously be serious about sth. 對某事是認(rèn)真的 My father is serious about his work. 我的父親對工作很認(rèn)真。 Dont laugh,boy. This is serious. 小伙子，別笑。這很嚴(yán)肅。 serious 嚴(yán)重的 The boy has a serious disease. 這個女孩得了嚴(yán)重的疾病。3、 reduce v.減少 反：in

2、crease reduce指在數(shù)量、數(shù)目上的減少 reduce to 減少到 reduce by 減少了 We can reduce his speech to threee sentences. 我們可以把他的發(fā)言減少到三句話。 As a result,costs will be reduced by as much as 90%. 因此，成本將會降低90%。4、 pollution U 污染 air pollution 空氣污染 water pollution 水污染 noise pollution 噪音污染 light pollution 光污染5、 by + n./pron./doin

3、g 通過某種方式6、 turn on 打開 turn off 關(guān)閉 turn up 音量調(diào)高 turn down 音量調(diào)低7、 when 當(dāng).的時候 主將從現(xiàn)8、 cause 導(dǎo)致；造成 cause sb. sth. = cause sth. to sb. He caused his parents much trouble. = He caused much trouble to his parents. 他給父母帶來很多煩惱。9、 wise 明智的 adv.wisely She has the air of a wise woman. 她有才女氣質(zhì)。10、 plastic n. 塑料 UW

4、e shoudnt use too many plastic bags. 我們不應(yīng)該使用太多塑料袋。11、 separate v. 分開separate into分成. separate from把某物分離We are separated into 4 groups. 我們被分為4組。The war separated him from his family. 戰(zhàn)爭把他和他的家人分離。12、 some.some.others.一些.,一些.,其他的.We are all in old peoples home. Some are cleaning the house, some are sin

5、ging and dancing for old people,and others are chatting with the old people.我們都在敬老院，一些人在打掃房間，一些人在為老人唱歌跳舞，其他人在陪老人說話。13、 allow 允許allow (doing) sth. 允許做某事 We dont allow eating in the classroom. 我們不允許在教室吃東西。allow sb. to do sth. 允許某人做某事My parents dont allow me to go out at night. 我父母不允許我晚上出去。14、 cut down

6、 砍倒；削減 cut down the trees 砍倒樹cut up 切開；切碎 cut up the carrots 把胡蘿卜切碎cut off 切除；切斷；中斷 I was cut off on my line to London.我打倫敦長途時，電話線被切斷了。15、 punish v.懲罰 n.punishment 懲罰punish sb. for sth. 因某事懲罰某人Their teacher punished them for their rudeness. 老師因為他們態(tài)度粗魯而懲罰他們。16、 if引導(dǎo)的條件狀語從句，主將從現(xiàn)If he has time, he will

7、 go there. 如果他有時間，他將會去那。注意：當(dāng)if表示是否的時候，時態(tài)應(yīng)根據(jù)具體句子進(jìn)行判斷。I dont know if he will come or not.我不知道他是否會來。17、 depend v. 依賴；依靠adj.dependent independentn. Dependencedepend on sth./sb.We cant depend on our parents all the time. 我們不能一直依賴父母。18、 rich adj.豐富的be rich with.富有. be rich with challenge 富有挑戰(zhàn)意識be rich of.

8、 .很豐富 be rich of resources 資源豐富be rich in. 在.方面很豐富 be rich in oil and gas 在油氣資源上很豐富rich 有錢的 The rich man donated his money to charity.那個有錢人把錢捐給了慈善組織。19、 sth. run out Money is running out. 錢快用光了。sb. run out of sth. We are running out of money. 我們的錢快用光了。run out 跑出去The boy stood up and ran out. 男孩站了起來，

9、跑了出去。20、 produce 生產(chǎn) n. production Hard work produces success. 辛勤勞動帶來成功。21、 make a difference (to sb./sth.) （對.）有影響，起作用make no difference( to sb./sth.)（對.）沒有影響We can make a differrencce if we work hard for a long time. 如果我們努力學(xué)習(xí)很長時間會有所不同的。22、 on display=on show 在展覽中23、 as well as （除.之外）也，既.又Im learnin

10、g French as well as English. 我學(xué)英語之外還學(xué)法語。The child is lively as well as healthy. 這孩子既健康又活潑。24、 harm v. 傷害 harm sb./sth. I dont want to harm others. 我不想傷害別人。harmful adj. 有害的 harmless adj. 無害的harm n.傷害 do harm to 對.有傷害Sometines we do harm to the environment. 有時我們對環(huán)境做了不好的事。25、區(qū)別alive, living live和lively

11、 live只能作定語，接名詞，一般不指人，譯為“活的、現(xiàn)場直播的、實況的”，例如：My mother bought a live fish this morning. lively指人和物，漢語可譯為“活潑的、活躍的、充滿生機的”，作定語、表語，eg：she is a lively girl.alive表語形容詞，可指人或物，作后置定語或補足語，說明生與死的界限，與dead相對應(yīng)，例如： Who is the greatest man alive? The thief was caught alive.living指人或物，作定語、表語，說明某個時候是活著的，強調(diào)“尚在人間、健在”的

12、意思，例如：His father is still living.the living可以表示“活著的人們”的意思，為復(fù)數(shù)的含義。The living are more important to us than the dead. 26、 do a survey on sth. 做一個關(guān)于.的調(diào)查27、 Turn off the tap when brushing teeth.when+現(xiàn)在分詞短語 相當(dāng)于when 引導(dǎo)的狀語從句，從句用現(xiàn)在進(jìn)行時態(tài)Dont talk with others when eating things.=Dont talk with others when you are eating things.28. empty adj. 空的 反：full v.倒空 empty the rubbish bin 把垃圾箱倒空29、