你能找出下列句中的错误吗？选出来并改一改。
( ) 1. Amy arms are shorter than mine. ________________
A B C
( ) 2. My hands is bigger than his. ________________
A B C
( ) 3. I'm taller and heavyer than you. ________________
A B C
( ) 4. He tail is longer. ________________
A B C
( ) 5. Amy is my friends. ________________
A B C
