— Are you sure the delegation will come to our school next week? — . The head of it has ju

问题补充：

— Are you sure the delegation will come to our school next week?

— . The head of it has just emailed me about the departure time of their flight.

A. No wonder.

B. You bet.

C. Don’t mention it.

D. Definitely not.

答案：

A. No wonder.

(答案→)B. You bet.

C. Don’t mention it.

D. Definitely not.

解析：考查情景交际。句意：--你确定代表团下周会来我们学校吗？--当然，代表团的领导刚给我发了邮件告诉了我他们航班的时间。A难怪；B当然，的确；C没关系；D绝对不。故选B。