因为y的发音就是i的发音，所以carry过去式把y变I+ED

例句

1、

Modern video cameras are light and easy to carry.

新型的摄像机很轻，容易携带。

2、

Credit cards eliminate the need to carry a lot of cash.

有了信用卡就用不着携带很多现金。

3、

The work will be carried out at a future date.

这项工作将来再做。