问题
选择题
I really don’t know _______ I put my wallet.
A．where was it
B．it was where that
C．where it was that
D．where was it that
答案
答案：C
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I really don’t know _______ I put my wallet.
A．where was it
B．it was where that
C．where it was that
D．where was it that
答案：C