相關MylittlesisterisinGr的文學知識

問題詳情：完形填空MylittlesisterisinGradeEightthisyear.Herfavoritesubjectismath,butshewasnotgood  1   it.Oneday,afriendofmyfather’sfromAmerica  2   himsomepicturesaboutAmericaand  3  usto...