What are the children doing?

    What are you doing,children ?Oh, we are playing games,Look at LiLei,He is throwing the frisby with Jim .What about the twins? They are flying kites.The kites are very nice.One looks like a bird,the other is like a plane, LiTao is Playing basketball with me. HanMei and MaLin are singing an English song under a big tree.

经常运动可以改善人体的____、____、____、____。特别是____对增强这三种效果都有好处。

下列行为属于侵犯姓名权的有（    ）

①干涉成年人更改姓名               ②假冒他人的姓名签订合同

③盗用他人的姓名实施不正当的行为   ④非法剥夺公民已经获得的荣誉称号