题目内容：
Friendship is both a source of_______11_______and good health. People who have close friends naturally enjoy their company. The emotional benefits from friendship are also important. When we have good news, it will make us more joyful to_______12_______ the happiness with friends: Similarly,_______13_______ trouble, when our spirits are low,it will help_______14_______ stress if we tell our worries and fears to close friends. Moreover, we may even get some_______15______ suggestions for solving a particular problem.__________
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