一个较难的英语完形填空(1个空),高手帮忙
Indealingwithmanychallengesthatfriendshipwillbringtoyou,trytoseethemfor(50)what theyare:smallhurdlesyouneedtojumporgetthrough onyourwaythroughlife.Nothingissobigthatitisimpossible togetover,andhurtonly(53)tomakeusstronger.Itisallpartofgrowingup,ithappenstoeveryone,andsomedayyouwilllookbackon allofthisandsay,“Hardasitwas,itmakemewhoIamtoday.Andthatagoodthing.”
53、A:serves B:means C:aims D:attempts
答案是A,我想知道原因和serve的意思,其余的为什么不对呢?高手帮忙