I always play basketball for (in) half an hour with my classmates.请问这句子中应该用for还是in?为什有何区别?

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Ialwaysplaybasketballfor(in)halfanhourwithmyclassmates.请问这句子中应该用for还是in?为什有何区别?Ialwaysplaybasketball

I always play basketball for (in) half an hour with my classmates.请问这句子中应该用for还是in?为什有何区别?
I always play basketball for (in) half an hour with my classmates.请问这句子中应该用for还是in?为什
有何区别?

I always play basketball for (in) half an hour with my classmates.请问这句子中应该用for还是in?为什有何区别?
for

用for,表示玩了多长时间,in+时间段表示在多长时间以内