Write the words requested.（按要求写单词） 
1. 同类词：library ____________    football ___________    your ___________ 
2. 反义词：here __________    this _____________    new _____________ 
3. 近义词：beautiful ___________    picture ___________    high ___________ 
4. 物主代词：we ____________    he ____________    she _____________