问题
选择题
— Where is my little dog?
— It _____ the back of the house.[ ]
A. has gone to
B. had gone to
C. has been to
D. had been to
答案
答案：A
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— Where is my little dog?
— It _____ the back of the house.[ ]
A. has gone to
B. had gone to
C. has been to
D. had been to
答案：A