OUR WORLD
Popular polar regions
极地旅游备受游客青睐。
Traveling to other countries may not be enough for today’s Chinese tourists. More of them have started visiting polar (极地) regions.
- 对本期电子报订户、有效期内的VIP教师会员和本学期初三尊享卡用户,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。