会飞的是：____、____、____、____．

在图①中，将线段A₁A₂向右平移1个单位到B₁B₂，得到封闭图形A₁A₂B₂B₁（即阴影部分）；

在图②中，将折线A₁A₂A₃向右平移1个单位到B₁B₂B₃，得到封闭图形A₁A₂A₃B₃B₂B₁（即阴影部分）．

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My name is Scott．I am an American boy．I am thirteen years old，Now I am a student in Great School in Dalian，Liaoning．I am in Class One，Grade Seven．I like sports．My favourite sport is table tennis．But I can 't swim．My mother is a music teacher．

She can sing and dance．can the，play，she，piano(?)Yes，she can．My father is a hotel manager．He can speak Chinese，English，Japanese and Russian．He is popular in the hotel．

根据短文内容，完成下列各题。