•[+ to infinitive] All the candidates have given/made pledges not to raise taxes if they are elected.所有的候选人都保证当选后不增税。

•Thousands of people made pledges (= promised to give money) to the Children in Need charity campaign.数千人承诺捐款给救助儿童慈善运动。

•I give you this ring as a pledge of my everlasting love for you.我把这枚戒指送给你作为我永志不渝爱的信物。

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•What's this then, you're only drinking orange juice - have you signed the pledge or something?这是怎么回事？你只喝柳橙汁——你是发过誓不再喝酒了，还是其他甚么原因？

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•We are asking people to pledge their support for our campaign.我们正请求人们承诺支持我们的运动。

•If you join the armed forces, you have to pledge allegiance to your country.如果从军，你必须宣誓效忠你的祖国。

•So far, £50 000 has been pledged (= people have promised to pay this amount) in response to the appeal.到目前为止，人们已承诺捐款五万英镑以回应这项呼吁。

•[+ to infinitive] Both sides have pledged to end the fighting.双方均已保证停战。

•I've been pledged to secrecy.我已发誓保守秘密。