问题描述：
英语翻译
57._____is know to all,China will be an_____and powerful country in 20 or 30 years' time.
A.That;advancing B.This;advanced C.As; advanced D.It ; advancing
57._____is know to all,China will be an_____and powerful country in 20 or 30 years' time.
A.That;advancing B.This;advanced C.As; advanced D.It ; advancing
问题解答：
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