70.
His studies of ice-polished rocks in his Alpine homeland, far outside the range of present-day glaciers, led Louis Agassiz in 1837 to propose the concept of an age in which great ice sheets had existed in now currently temperate areas.
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(A)
in which great ice sheets had existed in now currently temperate areas (B)
in which great ice sheets existed in what are now temperate areas
(C)
when great ice sheets existed where there were areas now temperate
(D)
when great ice sheets had existed in current temperate areas
(E)
when great ice sheets existed in areas now that are temperate OA:B
对于E og解释说 now is an adverb and should be placed just after the verb are
哪位NN可以好心给我解释一下啊 我凭语感 E中now的位置没有问题啊？？ 谢谢啦～ | 
