Ⅰ. Listen and fill in the blanks. 听音，填空。
1. — Are you ready to learn to play ?
— No, the ball is too .

2. I can not throw the ball.
This is .

3. This ball is light. I can throw it.
This is .

4. — Can you hit the ball to Jenny?
— I I can. Let me .

5. Danny hits his .
He is .