高中英语导学案与练习wildlifeprotection学案3新人教版必修2_设计

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1、Unit4Earthquakes能力演练一、语法填空专题训练（一）巧用派生词，做好语法填空。◆技巧点拨英语中有许多单词可带否定前缀或否定后缀，将该词变成一个与原来单词意义完全相反的词。在做语法填空时，要仔细领会短文的意思，理清文章脉络，注意行文逻辑，特别注意上下文之间有无转折、对比、相反关系，如果有此种关系，文中又没有相应过渡词语，就要考虑利用构词法知识，即利用单词的否定前缀或否定后缀来解题。常用的否定前缀有：in+adj.—adj.correct—incorrect(不正确的)active—inactive(不积

2、极的)im+adj.—adjpolite—impolite(不礼貌的)patient—impatient(不耐烦的)un+adj.—adjlucky—unlucky(不幸运的)happy—unhappy(不高兴的)il+adj.—adjlogical—illogical(不合逻辑的)legal—illegal(非法的)ir+adj.—adjregular—irregular(不规则的)responsible—irresponsible(不负责任的)dis+adj.—adjhone

3、st—dishonest(不诚实的)satisfied—dissatisfied(不满意的)un+v.—vdress—undress(脱衣服)load—unload(卸货)dis+v.—vlike—dislike(不喜欢)cover—discover(发现)non+n.—adjprofit—nonprofit(非盈利的)stop—nonstop(不间断的)illtreat—illtreat(虐待)manner—illmannered(没礼貌的)常用的否定后缀有：n.+less—

4、adjcare—careless(粗心的)home—homeless(无家可归的)n.+free—adj.care—carefree(无忧无虑的)paper—paperfree(无纸张的)◆活学活用（一）用所给单词的适当形式填空。Annwalkedoutofthechemicalfactory,annoyedather1(pleasant)interviewwithJack,thevicegeneralmanagerofthefactory.Annwastoldthefactoryhadbeenpouri

5、ngwastewaterdirectlyintotheriver,makingthewater2(suit)todrink.Annthoughtitwasherdutyto3(close)thematterandhaditreportedinthenewspaper.Shealsothoughtitwas4(responsible)〖JP3〗forthefactorytodoso.Jackthoughtitwas5(proper)and6(legal)forAnntoreportthewholethinginpubl

6、icwithouttellingtheminadvance.However,Annregardeditmostimportanttoensuretheresidentsnearthefactorytodrink7(pollution)water.ShetoldJackifhisfactorykeptonpollutingtheriver,hewassuretoanswerforwhathehaddoneoneday.答案:1.unpleasant2.unsuitable3.disclose4.irresponsibl

7、e5.improper6.illegal7.pollutionfree（二）语法填空。Inthedayswhenanicecreamcostmuchless,Tom,1eightyearoldboy,enteredahotelcoffeeshop2satatatable.Awaitressputaglassofwaterinfrontofhim.“Howmuchisanicecream？”“Fiftycents,”repliedthewaitress.Thelittleboypulled3righthan

8、doutofthepocketandstudiedanumberof4init.“Howmuchisadishofplainicecream?”heasked.Somepeoplewerenowwaitingforherserviceandthewaitressgrewal