问题
选择题
I have __________ eraser. __________ eraser is black and white. [ ]
A. a; A
B. a; An
C. the; The
D. an; The
答案
答案：D
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I have __________ eraser. __________ eraser is black and white. [ ]
A. a; A
B. a; An
C. the; The
D. an; The
答案：D