题干
— It is getting dark outside, Tommy. I must be off now.
—___________
A：With pleasure.
B：What a pity!
C：What's wrong?
D：So long then.
答案(点此获取答案解析）
D
— It is getting dark outside, Tommy. I must be off now.
—___________
A：With pleasure.
B：What a pity!
C：What's wrong?
D：So long then.
