With all sides presenting their own experts armed with conflicting scientific studies,whom should parents believe?
问题描述：
With all sides presenting their own experts armed with conflicting scientific studies,whom should parents believe?
答
with引导的分词独立宾语从句做状语,主句是个问句.With(介词)all sides(主)presenting(分词谓语)their own experts(从句主语)armed(从句谓语) with(介词引出从句宾语) conflicting scientific（宾语的定语） studies...