问题
选择题
—Why didn't Alice come to the party last night?
—I don't know ______. [ ]
A. why didn't she
B. why she didn't
C. why did she
D. why she did
答案
答案:B
—Why didn't Alice come to the party last night?
—I don't know ______. [ ]
A. why didn't she
B. why she didn't
C. why did she
D. why she did
答案:B