问题描述：
."not all of the dinosaurs were dangerous"this means_____
a.none of the dinosaurswere dangerous
b.all of the dinosaurs were not dangerous
c.few of the dinosaurs were dangerous
d.no dinosaurswere dangerous
a.none of the dinosaurswere dangerous
b.all of the dinosaurs were not dangerous
c.few of the dinosaurs were dangerous
d.no dinosaurswere dangerous
问题解答：
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