高等继续教育 / 旅游英语
正确率：100%
题型描述: 单选题
6.Why not＿＿＿＿＿＿＿＿＿＿Professor Li for help? He is kind-hearted and willing to help.
A.you ask
B.ask
C.your asking
D.to ask
6.Why not＿＿＿＿＿＿＿＿＿＿Professor Li for help? He is kind-hearted and willing to help.
A.you ask
B.ask
C.your asking
D.to ask
参考答案：