We do recommend that customer-relationship skills should be taught.
我们建议教授处理顾客关系的技巧。
We do promise that this project will succeed.
我们承诺这项工程会成功。
We do maintain that our advertising budget should be increased.
我们坚持认为应该增加广告预算。
We do believe in the power of word-of-mouth advertising.
我们相信口碑的广告力量。