- 问题详情:Isatinmyseatasmynewgradesixclassmatesfoundtheirs.Atthefrontoftheclassournewmathteacherstood__41__us.Thebellrang.“Welcometoanewschoolyear.I’mMr.StevensandI’msureI’lllearnallyournamesinnotime.”Hewalkedaroundtheclasswith__42__mathbooks.When...
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