问题
选择题
—Is Jeff your friend?
—No, ______. [ ]
A. it's not
B. it isn't
C. he isn't
D. she isn't
答案
答案：C
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—Is Jeff your friend?
—No, ______. [ ]
A. it's not
B. it isn't
C. he isn't
D. she isn't
答案：C