con-, 强调。-grat, 感激，致意，词源同grateful, grace.

1. He was generous enough to congratulate his successor on his decision.

他十分大度地祝贺他的继任者做出了决定。

2. Waterstone has every reason to congratulate himself.

沃特斯通完全有理由为自己感到高兴。

3. She could not but congratulate him.

她只能祝贺他。

4. I should congratulate you that you resisted the temptation.

我应向你祝贺,你抗住了这种引诱.

5. Listeners wrote in to congratulate the radio actor on his performance.

听众写信祝贺那位广播员的演技.