gwd5上的一道题，看不懂tootoo 的解释啊，求大虾解答

bhchka

The health benefits of tea have been the subject of much research; in addition to its possibilities for preventing and inhibiting some forms of cancer, the brewed leaves of Camellia sinensis may also play a role in reducing the risk of heart disease and stroke.
A
B in addition to its possibilities to prevent or inhibit
C besides the possibility that it prevents and inhibit
D besides the possible preventing and inhabiting of
E besides possibly preventing or inhiting
答案是E，我就是弄不明白解释说：in addition 句意错误，要用besides，这是为什么啊，In additon to 和besides 有什么区别么，跪求解答

DUKB24

这里不是考in addition 和beside的区别，个人浅见觉得是考句意噢楼主，第一，主语是leaves，就算可以用possibility也应该是复数，句意是说这种树叶“能”治愈什么，而不是“具有可能性”感觉是在考possibility 和possibly的意思，考逻辑意思的，个人浅见，谢谢

bhchka

LS解释的也是蛮有道理的，但是tootoo的批注是in addition 和besides的区别，所以我想明白这两者有什么区别，只记得以前上高中的时候，老师总是说except 和besides 的区别，嘿嘿。也谢谢啦，按你的讲法，明白了