It’s said that Dr. Anderson was breaking fresh______in cancer research.A、floorB

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问题 It’s said that Dr. Anderson was breaking fresh______in cancer research.

选项 A、floor
B、land
C、earth
D、ground

答案 D

解析 break new／flesh ground是固定用法，表示“开辟新天地，开始新的事业，有新发现”，如：There’s a pioneering spirit of the need to break new ground．有一种必须开拓创新的精神。

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