subject pronouns人称代词主格；主格代词；主格人称代词；主语人称代词。主格人称代名词担任句子里面的主语或主语的补语.
possessive adjective 中文是“物主形容词”（又译“所有格形容词”）。由于代词属名词性词类，也有人直译为“名词性物主代词”。从它们的句子功能来说，possessive adjective 作表语和定语修饰名词。
主格代词 物主形容词
I I have a shirt. MY My shirt is green.
YOU You have a book. YOUR Your book is new.
HE He has a pillow. HIS His pillow is soft.
SHE She has a dog. HER Her dog is small.
IT It has a bone. ITS Its bone is old.
WE We have a bird. OUR Our bird is noisy.
YOU You have a house. YOUR Your house is big.
THEY They have a car. THEIR Their car is slow.
My balloon is blue.
My balloons are blue.
Your balloon is green.
Your balloons are green.
It's hot today.
The car is eating its food.
You're intelligent.
I like your dress.
填空练习（答案请见视频）
1. John has a bike. _______ bike is fast.
2. I have a dictionary. _________ dictionary is old.
3. You have an alarm clock. ______ alarm clock is noisy.
4. France is in Europe. ________ capital is Paris.
5. Brian and Mary like _______ new teacher.
6. We have a house. _______ house is small.
7. She is my sister. ________ name is Susan.
8. You and Mike have friends. ______ friends are nice.
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涵盖的大纲和考试如下
（1）中国英语能力等级量表
（2）欧洲语言大纲CEFR剑桥五级考试MSE
（3）美国州立共同核心课程标准CCSS
（4）美国蓝思阅读指数Lexile
（5）雅思IELTS和普思考试Aptis
（6）托福小学考试TOEFL Primary
（7）国际文凭课程小学阶段PYP
