1. My word is my bond.

　　我说话算话。

　　2. He never goes back on his word.

　　他从不食言。

　　3. Don't break your promise.

　　不要违背诺言。

　　4. It's my call.

　　我说话算话。

　　5. He often fails to keep his word.

　　他经常不信守承诺。

　　6. He is always been a man of his word.

　　他从来都是个言而有信的人。