4000 essential english words 1 – answer key

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1、Unit1Exercise1PartA1.c2.c3.a4.b5.aPartB1.c2.b3.b4.a5.dExercise21.a2.b3.a4.b5.a6.b7.b8.a9.a10.bReadingComprehension1.a2.c3.b4.c5.Thelionsawhisownfaceinthewater.Unit2Exercise1PartA1.a,b2.a,d3.b,d4.c,d5.a,dPartB1.create2.adventure3.approach4.secret5.projectExercise21.a2.b3.b4.b5.a6.a7.b8.a9

2、.b10.aReadingComprehension1.c2.d3.d4.a5.MiaandLizwentintothelaboratorywhenMia’sfatherleftthelaboratorytoeatdinner.Unit3Exercise11.c2.a3.d4.b5.c6.d7.b8.d9.a10.cExercise21.a2.c3.b4.d5.bExercise31.ever/describe2.chart/aliens3.planet/universe4.solve/fail5.several/viewReadingComprehension1.b2

3、.d3.d4.c5.HeviewedMarsonthetrip.Unit4Exercise1PartA1.spread2.content3.shake4.expected5.avoidedPartB1.a2.a3.b4.b5.bExercise21.a2.b3.a4.a5.b6.a7.b8.b9.a10.aReadingComprehension1.a2.c3.b4.d5.Theysaidthebellmadepeopleavoidhim.Unit5Exercise11.d2.c3.d4.b5.c6.d7.c8.d9.b10.aExercise2PartA1.d2.c3

4、.d4.a5.bPartB1.normal2.wild3.hurt4.relax5.fieldReadingComprehension1.d2.a3.d4.c5.Sherequested,“Willyoucarrymehome?”Unit6Exercise1.PartA1.return2.wise3.pet4.weather5.facePartB1.ghost,fright2.dead,upset3.reached,advantage4.escape,distance5.individual,communityExercise2.1.a2.b3.a4.b5.a6.a7.

5、b8.a9.a10.aReadingComprehension1.a2.c3.d4.a5.Shelivedonthenorthsideofalargeriver.Unit7Exercise1PartA1.c2.a3.a4.b5.bPartB1.allowed2.harm3.famous4.claim5.dividedExercise21.a2.b3.b4.b5.a6.a7.a8.b9.b10.bReadingComprehension1.b2.a3.a4.d5.Hewouldhavetoannouncewhowouldbecomeking.Unit8Exercise1.

6、1.familiar2.necessary3.theory4.purpose5.encourage6.accept7.balance8.pattern9.contrast10.singleExercise2.PartA1.c2.a3.d4.a5.bPartB1.b2.a3.a4.b5.aReadingComprehension1.b2.c3.c4.d5.Shearrangedherhairandworeadresswithabeautifulpattern.Unit9Exercise11.c2.c3.a4.d5.b6.a7.b8.c9.b10.aExercise21.b

7、2.c3.b4.d5.cExercise31.beach/wave2.island/ocean3.fix/damage4.rock/still5.throw/stepReadingComprehension1.a2.b3.c4.d5.Somestarfishwentbackintothewater,andtheyweresafe.Unit10Exercise1.1.essential2.benefit3.trouble4.certain5.function6.site7.image8.separate9.remain10.tailExer