Unit 2 This is my sister.Section APeriod 2 (3a-3c)右击播放Talk about the family photo.This is my father.This is my mother.These are my parents.I’m Mary.This is my grandfather.This is my grandmother.These are my grandparents.单数 复数 this these that thoseit/he/she they is are注意到了...

时间:2024-11-22 10:14栏目:幼儿/小学教育