09：Pat's Birthday
循序漸進學英語系列9：Pat's Birthday（兒童英語教材典範之作）
22.
1. Because it is more expensive than all the other presents.
2. Because it’s Pat’s birthday and not his.
3. Yes, I am. / No, I’m not.
4. It can stand up. It can walk, and it can talk.
5. It was expensive.
6. Yes, she will.
7. Yes, they can.