◎ 题干
In the last ten years in China, 150 million people moved out of poverty. ______, the challenges
are still great.
[     ]
A. However
B. But  
C. While
D. Therefore
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“In the last ten years in China, 150 million people moved out of poverty. ______, the challengesare still great.[ ]A. HoweverB. But C. WhileD. Therefore…”主要考查了你对  【副词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。