you—you he/she/it—they my—our your—your his/her/its---their me-us you—you him/her/it—them mine—ours your—yours his/hers/its—theirs Рeg:1._________ are my good friends.(he) Р2.They are his friends .So he often helps _______.(her) 3._________ are from the USA .(I) Р七上词型变化总结 РChina(n)---_______(adj/n)2.England(n)---__________(adj/n)3.thank(v)---___________(n) Р box—_________(复数) 5.class—_________ (复数) 6.knife---_________ (复数) Рbaby—________(复数) 8. family—__________(复数) 9. boy—______________ (复数) Рphoto—___________ (复数) 11. man---____________ (复数)Р woman—_________(复数) 13.snowman—___________ (复数) 14.foot—____ _____(复数)Р单数РI РyouРheР sheРitРmyРyourРhisРherР itsР复数Р单数 РmeРyouРhimРherРitРmineРyoursРhisРhersРitsР复数Р主格РI РsheРweРthey Р宾格Рyou РitР形代Рhis РyoursР名代