问题
选择题
—Is this your sister?
—_____. [ ]
A. Yes, that is
B. No, it isn't
C. Yes, this is
D. No. that isn't
答案
答案：B
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—Is this your sister?
—_____. [ ]
A. Yes, that is
B. No, it isn't
C. Yes, this is
D. No. that isn't
答案：B