问题
选择题
—Is this a backpack?
—________. [ ]
A. Yes, it is.
B. Yes, it's a case.
C. No, it is.
D. No, it's a backpack.
答案
答案:A
—Is this a backpack?
—________. [ ]
A. Yes, it is.
B. Yes, it's a case.
C. No, it is.
D. No, it's a backpack.
答案:A