---Is this ________ book? ---Yes, it's ________ English book.[ ]A. a; a B. an; an C. an; a D. a

题目简介

---Is this ________ book? ---Yes, it's ________ English book.[ ]A. a; a B. an; an C. an; a D. a

题目详情

---Is this ________ book?
---Yes, it's ________ English book.
[     ]
A. a; a
B. an; an
C. an; a
D. a; an
题型:单选题难度:中档来源:同步题

答案

D

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