问题
选择题
---- Is this your Chinese book?
---- Yes, ________. [ ]
A. this is
B. it isn't
C. there isn't
D. it is.
答案
答案:D
---- Is this your Chinese book?
---- Yes, ________. [ ]
A. this is
B. it isn't
C. there isn't
D. it is.
答案:D