人教版新课标选修7第四单元精讲讲义(附练习答案).doc

《人教版新课标选修7第四单元精讲讲义(附练习答案).doc》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、选修7第4单元Ⅰ.要点导读1.SometimesIwonderhowrelevantchemistryistothekids,mostofwhomwillbegoingbacktotheirvillagesafterYear8.(P29)relevantadj.“紧密相关的”eg:Doyouhaveanyrelevantexperience?与to连用，意为“和……有关”eg:Thefilmwasrelevanttowhatwasbeingdiscussedinclass.反义词为irrelevant，意为“(与某事物)不相关的；不切题的”eg:Whatyousaidisirrele

2、vanttothesubject.relevancen.“相关；切题”eg:Whatyouwrotehasnorelevancetothetopic.2.Thehutwasdarkinsidesoittooktimeforoureyestoadjust.(P30)adjustvi.“适应”，常和to连用eg:Astronautsinflightmustadjusttoweightlessness.vt.“调整；使适应”eg:Youcan’tseethroughatelescopeunlessitisadjustedcorrectlytoyoursight.3.Itwassuchapr

3、ivilegetohavespentadaywithTombe’sfamily.(P30)privilege(1)n.“特别优待；优惠待遇”，通常用作单数；此外，还有“特权”的意思。eg:It’saprivilegefortheoldtotakethecitybusesforfree.Insomecountriesschooleducationisstillaprivilegeforthechildrenfromrichfamilies.(2)v.“给予特权；特别优待”eg:Thesearepoliciesthatprivilegetheclubmembers.privilegeda

4、dj.“有特权的；荣幸的”eg:Therighttovotestillbelongstotheprivilegedpeopleinthatcountry.4.Sleepingarrangements(P31)arrangementn.[C]“安排；筹备”；makearrangementsfor“为……做好准备”eg:Theyarebusymakingarrangementsfortheparty.cometoanarrangement“达成一致”arrangev.“安排；筹备；整理”，它后面既可跟名词、代词、动词不定式或从句，也可和for搭配，构成短语arrangeforsth“安排

5、某物”eg:Ourmanagerhasarrangedforacartomeettheclients.Theyweretoobusytoarrangetheirownweddingceremony.Thepolicearearranginghowtomakethepresidentgettotheairportsafely.5.Whenyoupurchaseanitem,wewillsendyouanattractivecardforyoutosendtoyourspecialperson.(P33)purchase(1)vt.“购买”eg:Thebookscanbepurchase

6、dfromthelocalbookstore.(2)n.“购买”[U]指“购买”这个动作时eg:Ihopeyouwillbesatisfiedwithyourpurchasehere.[C]“买某样东西”eg:Mothermadeseveralpurchasesinthatshop.6.Adultsdeveloptheconfidencetoparticipateinthesocial,economicandpoliticallivesoftheircommunities.(P34)participatevi.“参与；参加”，常跟in连用eg:Ididn’twanttopartici

7、pateintheboringdiscussion.辨析：participate,join与takepartin的区别：participate指在感情、观念或行为方面与他人共同参加某一活动。join既可指参加一群人的活动，也可指加入某个组织，成为其中的一员，常见的搭配为：jointhearmy/club/Party，表示参加某一活动时常用joininsth。takepartin指参加某一活动并发挥作用。7.Imagineyouandyourclassmat