例句：

　　1、He fastened the papers together with a paper clip.

　　他用回形針別好了文件。

　　2、 The dog fastened its teeth in his leg.

　　狗死死咬著他的`腿。

　　3、Fasten the gates securely so that they do not blow open.

　　把大門閂好以免被風(fēng)吹開。

　　4、His hand fastened on her arm.

　　他用手牢牢抓住她的胳膊。

　　5、She fastened the belt loosely around her waist.

　　她把皮帶松松地系在腰上。