问题
选择题
—Hello, _____ is Mary speaking. Is John there, please?
—Hold on, please.[ ]
A. she
B. that
C. this
D. one
答案
答案：C
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—Hello, _____ is Mary speaking. Is John there, please?
—Hold on, please.[ ]
A. she
B. that
C. this
D. one
答案：C