问题
选择题
— _____ these her erasers?
— No, they _____. [ ]
A. Is, isn't
B. Are, aren't
C. Are, is
D. Is, are
答案
答案：B
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— _____ these her erasers?
— No, they _____. [ ]
A. Is, isn't
B. Are, aren't
C. Are, is
D. Is, are
答案：B