问题
选择题
Your letter ___the days when we worked together on the farm 20 years ago. [ ]
A. called back
B. called up
C. called in
D. called for
答案
答案：B
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Your letter ___the days when we worked together on the farm 20 years ago. [ ]
A. called back
B. called up
C. called in
D. called for
答案：B