evidencethatlanguageacquiringabilitymustbestimulated.

Question

__ evidence that language acquiring ability must be stimulated.

Answer 1

There is evidence that language acquiring ability must be stimulated那句话就是为了说明
语言获取能里是需要被激发的
是一个客观存在的事实,而不是需要论证的的东西
主句是：there is evidence,
同位语从句：that language acquiring ability must be stimulated指代evidence