高中英语必修二unit4词汇讲解ppt课件.ppt

《高中英语必修二unit4词汇讲解ppt课件.ppt》由会员分享，可在线阅读，更多相关《高中英语必修二unit4词汇讲解ppt课件.ppt（24页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、Unit 4 wildlife protectionVocabularydie out:灭亡，逐渐消失，不复存在灭亡，逐渐消失，不复存在Many species of animals are in danger of dying out.die away：1.减弱，逐渐消失；风，声音渐弱，渐息，减弱，逐渐消失；风，声音渐弱，渐息，2.（树木等）渐渐凋零，枯萎（根未死）；（树木等）渐渐凋零，枯萎（根未死）；假死。假死。His anger died away.die down：1.（植物）枯萎，凋谢，（过冬时）（植物）枯萎，凋谢，（过冬时）假死假死2：逐渐平息，渐渐停止，逐渐消失，：逐渐平息，渐渐

2、停止，逐渐消失，变弱变弱The wind has died down quite a lot.die of：死于，因：死于，因而死而死They died of starvation.hunt for:寻找，搜寻寻找，搜寻All the information is there,but you have to hunt for it.in peace:和平地；安静地，和睦地。和平地；安静地，和睦地。We came in peace for all mankind.in danger(of):在危险中，垂危在危险中，垂危The doctors pronounced that he was no l

3、onger in danger.in order:整齐，秩序井然，按顺序，整齐，秩序井然，按顺序，状况良好状况良好I would have soon found the one I wanted if the books had kept in order.in place:适当，适当的，在适当的地方，适当，适当的，在适当的地方，在恰当的位置在恰当的位置You can improve the machine translations by editing the translation in place.in trouble:处于困难中，处于不幸中。处于困难中，处于不幸中。She stood

4、by me when I was in trouble.in relief:如释重负，松了口气。如释重负，松了口气。I was in relief when the exam was over.to ones relief:让人欣慰的是让人欣慰的是To my relief,I was not late for class time.In return:作为回报；作为回报；In turn:轮流；因而轮流；因而burst into laughter=burst out laughing 突然笑起来，大声笑了出来突然笑起来，大声笑了出来burst into tears=burst out cryin

5、g 突然哭起来，放声大哭突然哭起来，放声大哭When the brothers heard the good news they burst into laughter.certain:确定的，某一，一定。确定的，某一，一定。sure:确信的，可靠的，必定的，当然，确信的，可靠的，必定的，当然，的确。的确。两者可换用的情况：两者可换用的情况：1.跟不定式，可用人或物作主语；跟不定式，可用人或物作主语；Its certain/sure to rain.He is certain/sure to come.2.跟连接词、副词、代词引起的不定式，常用人作主语。Im sure/certain what

6、 to do.3.跟that引起的从句，常用人作主语Im sure/certain that he will come.两者不可换用的情况1.在 itsthat 的结构中，只能用certain，不能用sure。Its certain that he will come.2.如果是否定句，用 whether 不用thatIt is not certain whether he will come.3.在祈使句中通常使用sure，不用certainBe sure to tell me all the news.Protectfrom：保护：保护不受不受Prevent/stop/keepfrom:使

7、使不，防不，防止止做做在在主动句中主动句中，prevent和和stop后的介词后的介词from可以省略可以省略，但，但keep后的介词不能。后的介词不能。Keep sb.doing sth.让某人一直做某事让某人一直做某事 在在被动句中被动句中 三个词三个词from 都都不能省略不能省略。contain:包含，容纳，容忍包含，容纳，容忍include：包含，包括包含，包括contain 可用于表示包含所含之物的全部可用于表示包含所含之物的全部或部分或部分include 只用于表示所含之物中的一部分只用于表示所含之物中的一部分The parcel contained a dictionary.T

8、he health club includes gym,swimming pool and locker room.affect:vt.影响，感动，侵袭effect:n.结果，效果，作用，影响 vt.招致，实现，达到The news did not affect her at all.The news had no effect on her at all.They effected their escape in the middle of the night.Pay attention to:注意attract/draw/catch ones attention:吸引某人注意力 Adver

9、tising idea and expression are so important that attract peoples attention.Appreciate:鉴赏，感激，意识到1.表“感激”“赞赏”，通常为及物动词，其后可接名词，代词，动名词，名词性从句等作宾语，但不能接不定。I appreciate being given this opportunity.I appreciate that you have come here so early.2.其后不直接跟if或when引导的从句，需要借助代词it。I would much appreciate it if you wo

10、uld arrange this for us.3.其后只能接“事”作宾语，而不能接“人”作宾语。We appreciate your help.succeed success and successfulSucceed:vi.成功，vt.接替，继任Success：n.成功，成就，胜利Successful：adj.成功的，一帆风顺的The talks can succeed if both sides are flexible and serious.We all believed that work was the key to success.How successful will thi

11、s new treatment be?Succeed in doing:成功做某事manage to do：设法做成某事If we have no knowledge,we cannot succeed in doing any work.It should be possible for most people to manage to do it.harm:损害，危害do harm to：损害，伤害，对有害Do you think that work without rest will do harm to your health?harmful:有害的，能造成损害的It is harmf

12、ul to the stomach to eat too much.Come into being:形成，产生When did the world come into being?Come into power：当权，上台，执政A new political party has come into power.Inspect,respect,aspect,expect,exceptInspect:检查，视察respect：尊敬，尊重，敬意aspect：方面，方向，形势，外貌expect：期望，指望，认为，预料except：不计，把除外，除之外incident：事件，事变既可指小事件或附带事件，又可指政治上具有影响的事件或事变Theincidentsaffectedhimfordays.accident：事故，意外强调偶然或意外发生的不幸事情Aftertheaccident,theinjuredweretakentohospital.event：事件，大事，项目，结果可指任何大小事件，但尤指历史上的重大事件AtthebeginningofJuneaneventoccurred.according to:按照；根据所说lead to：导致，引起，通向in order to：为了be devoted to：专心于/致力于，献身于