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求老师解答:—Where'sPeter?—Where'sPeter?—HeShanghaiforthreedays.[]A.isgoingB.hasbeentoC.hasgonetoD.hasbeenin

题目详情
求老师解答:—Where's Peter?

—Where's Peter?                
—He               Shanghai for three days.                 
[     ]
A.is going                
B.has been to                  
C.has gone to              
D.has been in
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答案和解析
D