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         Everyone needs friends. We all like to feel close to someone. It is nice to have a friend to talk, laugh, and do things with. Surely, there are times when we need to be alone. We don't always want people1_________(周围). But we would feel lonely if we never had a friend.

         No two people are just the same. Sometimes friends don't 2_________(相处得好). That doesn't mean that they no longer like 3_________(互相). Most of the time they will make up and 4__________(继续)being friends.

         Sometimes friends move away. Then we feel very sad. We 5_________(想念) them very much. But we call them and write to them. It could be that we would even see them again. And we can 6__________(结交新朋友）. It is surprising to find out how much we like new people when we get to know them.

         Families sometimes name their children after a close friend. 7_________(许多地方)are named after men and women who have been friendly to people in a town. Some libraries are named this way. So are some schools. We 8_________（想起）these people when we go to these places.

        There's more good news for people who have friends. They live 9_________(长一些)than people who don't. Why? It could be that they are happier. Being happy helps you stay well. Or it could be just knowing that someone cares. If someone cares about you, you take better care of 10_________（你自己）.

人工林抚育间伐条件是幼龄林郁闭度在（）以上，中龄林郁闭度在（）以上。