◎ 题干
—Your colleague's spoken English is quite good, Amy.
— No wonder, as she              in the USA for two years.                  
[     ]
A. worked
B. has been working
C. had worked
D. has worked
◎ 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“—Your colleague's spoken English is quite good, Amy.— No wonder, as shein the USA for two years. [ ]A. workedB. has been workingC. had workedD. has worked…”主要考查了你对  【一般过去时】  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。