A:so not as to
B:so as not to
C:so as to not
D:not so as to
“巴陵无限酒,醉杀洞庭秋”一句使用修辞手法是( )
哺乳类是目前动物界最高等的类群,下列各项中最能体现哺乳动物高等的是( )