请教一个英语句子,请知道的帮个忙,
Onestudyfoundthat,otherthingsbeingequal,graduatesofhighlyselectiveschoolsexperiencedmorejobdissatisfaction.Theymayhavebeensoconditionedtobeingonthetopthatanyinglessdisappints.
1,第一个逗号可以去掉吗?Onestudyfoundthat,
2,----otherthingsbeingequal----和----soconditionedtobeing----为什么是being的形式?
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