问题
选择题
_____ "r" and _____ "e" are in the word "red". [ ]
A. An; a
B. A; an
C. An; an
D. A; a
答案
答案：C
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_____ "r" and _____ "e" are in the word "red". [ ]
A. An; a
B. A; an
C. An; an
D. A; a
答案：C