These books are ______ ( I ) . 2.That is _______( she ) sister. 3. L ily is _______ ( Lucy ) sister. 4. Tom, this is _____ ( I ) cousin, Mary. 5. Now _____________(her parent) are in China. 6. That is not _________ ruler (he). 7._________is at home. ( he ) 8. Your schoolbag is red.____(her) is brown. 9. These boys are________(they)brothers. 10.These are not your pencils. They are _____(our).