阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。

Friendship is one of the most important things in everyone's life. is very difficult to find a better definition(定义) of friendship. A true friend is the person can share all our sadness and double all our (happy).

Knowing how (value) friendship is, we should be very careful with our choice of a friend. We should choose those people with a good character our friends, but we must try to avoid (make) friends with a bad man.

A true friend can always (trust) and respected. Friends share their joys and sorrows. They help each other when they are trouble, and cheer each other up when they are sad. most important thing is that a friend always understands you. In conclusion, you have made a good friend, don't forget him or her.