问题
选择题
He wondered _____ made his wife so happy. [ ]
A. what that was
B. what was that
C. it was what that
D. what it was that
答案
答案：D
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He wondered _____ made his wife so happy. [ ]
A. what that was
B. what was that
C. it was what that
D. what it was that
答案：D