SCHOOL TIME
Learning natural selection the fun way
生物课上，我们拿起刀叉捡豆子。
MOST students have biology class in classrooms or labs in China. But several days ago, I had a biology class outside at my American school.
- 对本期电子报订户、有效期内的VIP教师会员和本学期初二尊享卡用户，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。
