Ann is alone. She is playing by _____.A._爱下问搜题

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问题选择题

Ann is alone. She is playing by _____.

A. she
B. her
C. herself
D. me

答案

答案：C

问答题简答题

我国1982年宪法同前三部宪法内容相比有何变化？

单项选择题

点x=0是函数y=x⁴的（）

A.驻点但非极值点

B.拐点

C.驻点且是拐点

D.驻点且是极值点