问题
选择题
31. I just wonder ____ that delights the whole family so much.
A．what it is
B．what he does
C．how it is
D．how he does
答案
答案：A
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31. I just wonder ____ that delights the whole family so much.
A．what it is
B．what he does
C．how it is
D．how he does
答案：A