摘要： The collapse of the World Trade Center has put US economy in a difficult A. occasion B. case C. situation D. background
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The collapse of the World Trade Center has put US economy in a difficult .
A.occasion B.case C.situation D.background
查看习题详情和答案>>The collapse of the World Trade Center has put US economy in a difficult __________.
A.occasion B.case C.situation D.background
查看习题详情和答案>>The collapse of the World Trade Center has put US economy in a difficult ________.
A. occasion
B. case
C. situation
D. background
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