The wind blew my cap off.

风把我的帽子刮跑了。

The wind has blown my cap off.

我的帽子被风吹掉了。

The wind has blown my cap off.

风把我的帽子刮掉了。

The wind snatched his cap off.

风把他的帽子吹掉了。

The boy ran up to the man and chuck his cap off.

男孩跑步追上那个人，扔掉了他的帽子。