题目内容
China's GDP grew by 7.1 percent in the first half of this year, _______ proved its proactive macro-economic policies were effective
A. it B. that C. what D. which
D
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题目内容
China's GDP grew by 7.1 percent in the first half of this year, _______ proved its proactive macro-economic policies were effective
A. it B. that C. what D. which
D
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