EXTRA CREDIT
挑战原版：心存阳光
Seeing clearly again
A rich man Peter lost his sight. That made him sad and now he gets angry easily.
One day, he took a walk in the park. He wanted to see the sun, but when he looked up, he saw
- 对本期电子报订户、有效期内的VIP教师会员和本学期初一尊享卡用户，我们开放所有内容：
- 如果您拥有以上权限，请点这里登录；
- 订阅电子报，请点这里；
- 激活VIP教师卡，请点这里；
- 激活21英语尊享卡，请点这里。
