Front Page
Tip off
A: Did you hear that they caught the thief?B: Yes, I did. Do you think someone tipped off the police?------------------tip off: 事先给某人警告或暗示。 ...
- 对本期电子报订户、有效期内的VIP教师会员和本学期初中尊享卡用户,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。