Unit 1 练习题（2）一、用适当的代词填空。 his her their our your my its (1 ) This is Betty’s dress. It’s ________dress. (2 ) I am Amy. This is _______ dress. (3 ) Excuse me. Is this ________coat? (4 ) He’s Mr Black. This is _______car. (5 ) Lily and Mike are twins.This is _____...
