问题
选择题
—Excuse me, what time is it, please?
—It's twenty ________ seven. [ ]
A. at
B. on
C. in
D. to
答案
答案:D
—Excuse me, what time is it, please?
—It's twenty ________ seven. [ ]
A. at
B. on
C. in
D. to
答案:D