- 問題詳情:Inchoosingafriend,oneshouldbeverycareful.Agoodfriendcanhelpyoustudy.Youcanhavefuntogetherandmakeeachotherhappy.Sometimesyouwillmeetfairweatherfriends.Theywillbewithyouaslongasyouhavemoneyorluck,butwhenyouaredown,theywillrunaway.HowdoIknowwhen...
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