高中英语必修4知识点讲解

　　必修4Unit1Womenofachievement知识点讲解

　　重点词汇

　　1.achieve

　　【课文原句】Shehasachievedeverythingshewantedtodo…(P3)

　　【名师点拨】achievev.意为“完成；达到”,指经过长期努力而达到某目标、地位或标准等.其名词形式为achievement,意为“成就；功绩”,asenseofachievement可指“成就感”.如：

　　Hehadfinallyachievedsuccess.

　　Evenasmallsuccessgivesyouasenseofachievement.

　　2.condition

　　【课文原句】Shehelpedimproveprisonconditionsandgaveprisonersworkandeducation.(P1)

　　【名师点拨】condition意为“环境；境况；条件”时,是可数名词,常用复数形式conditions；意为“状态；状况”时,是不可数名词,beingoodcondition表示“处于良好的状态”,beoutofcondition表示“健康状况不佳”.如：

　　Weshouldpaymoreattentiontothepoorlivingunderthebadconditions.

　　Theastronautssoongotusedtotheconditionofweightlessness.

　　Mycarisoldbutingoodcondition.

　　Heisoverweightandoutofcondition.

　　【知识拓展】condition意为“条件”时,常用短语onconditionthat,表示“如果；在……条件下”；在美国英语中,也经常用undertheconditionthat.如：

　　IwillcomeonconditionthatPeterisinvited.

　　Theyagreedundertheconditionthatthematterbedealtwithquickly.

　　3.devote

　　【课文原句】ShedevotedallherlifetomedicalworkforChinesewomenandchildren.(P1)

　　【名师点拨】devotevt.意为“投入于；献身”,其宾语后常与介词to搭配,to后接名词、代词或动名词.devote…to…意为“献身；致力于”,指把自己、时间、精力等奉献给某种工作或事业.如：

　　Hehasdevotedhiswholelifetobenefitingmankind.

　　Thegirl,towhomhewasdevoted,diedinatrafficaccidentbychance.

　　Afterhehasretired,hewilldevotehimselftogardening.

　　4.behave

　　【课文原句】Janehasstudiedtheseanimalsformanyyearsandhelpedpeopleunderstandhowmuchtheybehavelikehumans.(P2)

　　【名师点拨】behavevi&vt.意为“举动；举止；行为表现”,如behavewell/badly等.其名词形式为behaviour,指“行为；态度；举止”.如：

　　Theparentsencouragedthechildrentobehavewellinfrontoftheguests.

　　Mycamerahasbeenbehavingwellsinceitwasrepaired.

　　Everyonepraisesthechildren'sgoodbehaviour.

　　5.worthwhile

　　【课文原句】Buttheeveningmakesitallworthwhile.(P2)

　　【名师点拨】worthwhileadj.意为“值得做的；值得出力的”,可作表语或定语.beworthwhiletodo/doingsth表示“值得做……”,在动词-ing形式的结构中,worthwhile有时可以用来替代worth,特别是在表示“值得花时间”这一概念时.如：

　　Ithinkteachingschoolisalwaysaworthwhilejob.

　　Thebookreferredtobytheprofessorisworthwhile/worthreading.

　　6.observe

　　【课文原句】Janespentmanyyearsobservingandrecordingtheirdailyactivities.(P2)

　　【名师点拨】observevt.意为“观察；观测；遵守”,可用observesbdosth,observe+that从句.其名词形式为observation.如：

　　Iobservedthemanwhomurderedtheboyentertheshop.

　　Heobservedthatweshouldprobablyhaverain.

　　Mostinformationwascollectedbydirectobservationoftheanimals’behaviour.

　　7.argue

　　【课文原句】Shehasarguedforthemtobeleftinthewildandnotusedforentertainmentoradvertisements.(P2)

　　【名师点拨】argue作动词时,意为“争论；争吵；争辩”.arguefor意为“为……辩护”；arguewithsbabout/oversth指“就某事和某人争论”；argueagainst意为“据理反对；争辩……”.如：

　　Itisnousearguingfortheplanbecauseithasbeenrejected.

　　Wearealwaysarguingwitheachotheraboutmoney.

　　Fatherarguedfiercelyagainstanyincreaseinexpenditureforthechildren’sannualparty.

　　【知识拓展】argue