用适当的人称代词和物主代词填空。 1. _____ am a student. _____ name is Millie. 2. Mr Chen is an old man, _____ is happy. _____ coat is very nice. 3. Lily and Miss Xue are good friends. Look, _____ are swimming in the lake. _____ bags are on the bank. 4. Jill and I are classmates. _____ study at Xiangyushiyan Secondary School. _____ school is very nice. 5. —Hi, Tedy, is this _____ sweater? —No, It's not _____ sweater. Ask Lily. _____ is under the tree. I think it's _____ sweater.