- 问题详情:KatyandIhavebeenfriendssincecollege,formorethanthirtyyears.Ourfriendshiphas__21__constant(不变的).Wehaveseeneachotherthroughallthetimeswhenwereallyneedafriend.In__22__ofourfriendship,KatyandItookourfirst__23__ triptogether.Thefirstdayofourtrip...
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