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简介：Unit4,Wheresmyschoolbag,Newwords,SectionA,WordsExpressions,wheretablebedroomb
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简介：U3Isthisyourpencil,apencilsharpener,apen,aneraser,aruler,apencil,apencilcase
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简介：Isthisyourpencil,Unit3,SectionB,atinlibraryaskaskforfindlost,在某处；某时间；某时刻在里面
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简介：Isthisyourpencil,Unit3,SectionB,WordsExpressions,baseballwatchcomputergameca
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简介：Isthisyourpencil,Unit3,SectionA,GrammarFocus,Isthisyourpencil,Yes,itis.It’smine
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简介：Isthisyourpencil,Unit3,Newwords,SectionAPeriod1,铅笔书橡皮；铅笔擦；黑板擦箱；盒铅笔盒；文具盒书包词典；字典他的
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简介：Thisismysister.,Unit2,Yes,itis.,Whatarethese,Theyarecomputers.,Isthisacomputer,Ist
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简介：Unit2Thisismysister.,SectionB,ofphotoherenextpicturegirldog,属于某人或某物；关于某人或某物照片;相片这
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简介：Unit2Thisismysister.,SectionB,soncousindaughtergrandpagrandmamomdadauntuncle,儿子堂表
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简介：Unit2Thisismysister.,SectionA,3a,Completetheconversationandpracticeitwithyourpartner
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