问题
选择题
____ is known to us all is that America is a developed country ___ the First World. [ ]
A. Which; belonged
B. As; belonging to
C. What; belonging to
D. It; belonging
答案
答案：C
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____ is known to us all is that America is a developed country ___ the First World. [ ]
A. Which; belonged
B. As; belonging to
C. What; belonging to
D. It; belonging
答案：C