1.人称代词主格和宾格的区别：主格通常位于句中第一个动词之前(有时候位于than 之后)，宾格一般位于动词或介词之后。
2.物主代词形容词性与名词性的区别：形容词性用时后面一般要带上名词，名词性则单独使用，后面不带名词。
一.填写代词表主格。
I itwe
you them
his your
hers
二.用所给词的适当形式填空。
1. That is not _________ kite. That kite is very small, but _________ is very big. ( I )
2. The dress is _________. Give it to _________. ( she )
3. Is this _________ watch? (you) No, it’s not _________ . ( I )
4. _________ is my brother. ________ name is Jack. Look! Those stamps are _________. ( he )
5. _________ dresses are red. (we) What colour are _________? ( you )
6. Here are many dolls, which one is _________ ? ( she )
7. I can find my toy, but where’s _________? ( you )
8. Show _________ your kite, OK? (they)
9. I have a beautiful cat. _________name is Mimi. These cakes are _________. ( it )