學必求其心得，業必貴于專精學必求其心得，業必貴于專精學必求其心得，業必貴于專精預習導航一、將下列單詞或短語與相對應的釋義搭配起來A B1．struggle a．tothrowawayordestroy2．export b．tobepleasedwith3．expand c．tosellthingstoanothercountry4．rid d．tofight5．thanksto e．so；thus6．therefore f．asaresultof；becauseof7．besatisfiedwith g．tobecomelargerinsize,numberoramount答案：1.d2。c3。g4。a5.f6。e7。b二、短語互譯A．溫故：從文中找出下列短語并寫出它們的漢語意思。1．doone’sresearch____________2．graduatefrom____________3．searchfor____________4．careabout____________5．longago____________B．知新：從文中找出與下列釋義相對應的英文。1．幸虧；由于；因為____________2．對……感到滿意____________3．寧愿____________4．擺脫____________答案：A．1。做研究2.從……畢業3。尋找4.關心;在意5。很久以前B．1。thanksto2.besatisfiedwith3。wouldrather4．rid...of三、閱讀課文APIONEERFORALLPEOPLE，回答下列問題1．WhyhasYuanLongpingstruggledformanyyears?A．Hewantstobecomeoneofthetopscientists.B．Hewantstoprovefarmerscanalsobecomescientists。C．Hewantstodosomethingforthefarmers.D．Hewantsothercountriestoknowhim。2．Whendidhebegintomakeastudyofthewaystoincreasethericeoutput?A．Morethan60yearsago。B．Morethan50yearsago.C．About40yearsago.D．About30yearsago.3．WhenYuanLongpingwasayoungman，______.A．manypeopleinthecountrysidedidn’thaveenoughfoodtoeatB．allthepeopleinthecountrysidewerelivingahappylifeC．nooneinthecitieswasabletohelpthepoorinthecountrysideD．hedidn'tlikethelifeinthecountryside4．FromthepassagewecanknowthatYuanLongping'shybridrice______。A．helpsthefarmersproducelargerharvestsB．canbeonlygrowninChinaC．isnotacceptedbytheUnitedNationsD．isnowgrownaroundtheglobe5．WhatkindofpersonisYuanLongping?A．Helikestolivewiththepoorandisreadytohelpthem。B．Hethinksmuchofhimselfbutlittleofothers。C．Heisstr