高中英语 Unit 5 Meeting your ancestors学案 新人教版选修8.doc

联系方式QQ:1365602590邮箱：[e-mail]第页共NUMPAGES7页Unit5Meetingyourancestors
核心单词1.alternativen.可供选择的事物；（两者或以上）可能的选择adj.供选择的,二选一的常用结构：havenoalternativebuttodosth.只能做某事；除¡­¡­外别无选择Wehavenoalternativebuttogoon.除了继续下去,我们别无选择。Therewasnootheralternativebuttofighttillthevictory.除了战斗到胜利,别无选择。联想拓展：alternativelyadv.或者，二者择一地alternatevt.使交替；vi.交替；adj.交替的；轮流的高手过招：(1)单项填空Inthisschool,thestudentshavethreecourses,andsevencourses.（2010¡¤01¡¤陕西师大附中月考）A.required;alternativeB.requiring;alternativeC.required;alternateD.requiring;alternate解析：选A。require(尤指根据法规)规定、需要，此处用过去分词required修饰courses，因为两者之间为被动关系。后空意思为¡°选择，选其一¡±，alternative符合句意。(2)单句改错（原创）①Ihadnoalternativebutreporthimtothepolice.②Youhavethealternativetospeakingorkeepingquiet.③TomandHarrydotheworkonalternativedays.答案：①report前加to②to→of③alternative→alternate2.arrestvt.逮捕，拘留，吸引(注意)n.[C]逮捕常用结构：bearrestedforsth.因某事而被捕arrestonesattention吸引某人的注意underarrest被捕；被拘留Thecriminalwasarrestedyesterday.那名罪犯昨天被捕了。Whatshedidarrestedmyattention.她所做的吸引了我的注意力。高手过招用适当的介词或arrest的适当形式填空（原创）①Igotarrestedcarelessdriving.②Herunclewasarrest,butnobodyknewthereason.③Fiveyouthsinconnectionwiththeattack.④Thepublicapplaudedtheofthecriminalsuspect.答案：①for②under③werearrested④arrest3.preservev.保护,维持,保存常用结构：preservesth.from使¡­¡­免遭¡­¡­Youcanpreservemeatorfishinsalt.你可以用盐保存肉或鱼。Itisoneofthedutiesofthepolicetopreservepublicorder.警察的职责之一是维持公共秩序。联想拓展：preservableadj.可保存的preservationn.保存preservern.保护者，保存者易混辨析：preserve/conserve/reserve/protectpreservev.保护，维持，保存；conservev.保存，保护，强调珍惜；reservev.指意见、看法的保留或座位的预定；protectv.保护，强调使其免受破坏或损害。高手过招(1)单项填空①Inspiteoffailingtosaveeveryendangeredspecies,wemaypreservethemajorityextinction.（2010¡¤山东枣庄一轮验收）A.AgainstB.withC.beyondD.from②Itisthedutyofthepolicetosocialorder.（原创）A.SaveB.reserveC.preserveD.rescue①解析：选D。preservesth.from使¡­¡­免遭¡­¡­，符合句意。②解析：选C。A、D两项都意为¡°拯救¡±；B项意为¡°保留，保存¡±；C项意为¡°保护，维持¡±。根据句意可知，选C。(2)完成句子（原创）①夏天收获的大量水果可冷藏或装瓶加以保存。Inthesummer,largecropsoffruitmaybyfreezingorbottling.②我认为这些有趣的旧习俗应该保存下去。Ithinktheseinterestingoldcus