问题
选择题
—The books on the chair ______ Millie's, right?
—Yes, they are. [ ]
A. is
B. they're
C. it's
D. are
答案
答案：D
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—The books on the chair ______ Millie's, right?
—Yes, they are. [ ]
A. is
B. they're
C. it's
D. are
答案：D