问题
选择题
I really don’t know______Tom lost his wallet.
A.when was it that B that it was when
C. where it was that D. it was where that
答案
答案：C
C解析：考查强调句型的用法。强调句型与特殊疑问词where连用作宾语，要用陈述语气，where在后面的宾语从句作状语表地点。
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