1. They promised that the work would all be finished by next week. 他们保证到下星期完成全部工作。
2. This is the best we can promise. 这是我方所能给的最佳承诺。
3. Who can promise what? 谁能够保证什么?
英英解释
n.
1. a verbal commitment by one person to another agreeing to do (or not to do) something in the future
2. grounds for feeling hopeful about the future v.
1. make a promise or commitment
2. promise to undertake or give
3. make a prediction about; tell in advance
4. give grounds for expectations