3、_this?16.That______myredskirt.17.Who______I?18.Gaoshan'sshirt_______overthere.19.Mysister'sname______Nancy.20.This______notWangFang'spencil.21.______DavidandHelenfromEngland?22. We____friends.23. She___ateacher.I___agirl.24. Manycats____inmyhouse.25.Hismother____fat(胖的).26.He_____in Class 4, Gr