问题

nown to us, knowledge is can change your life

A:where Alice had put
B:where did Alice put
C:where Alice has put
D:where has Alice put

正确答案是：

同类题型

________ is now no ________ that global warming is a security threat to us all [ ]

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下列词语中，加点字的读音完全不同的一项是（）