Supplement

To transfer all the doubts into certaint

作者：21ST

make sure: to determine something to be truealso: make certaineg, Why don't you make sure-that you locked the garage after you park the car?for sure: certainly, definitelyeg, I'll pick yo...

点击阅读全文

对本期电子报订户、有效期内的VIP教师会员和本学期二十一世纪英文报尊享卡用户，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。