We do have trained people but the problem is how to organize them and their enthusiasm.A

问题补充：

We do have trained people, but the problem is how to organize them, and their enthusiasm.

A. raise

B. arouse

C. rise

D. arise

答案：

A. raise

(答案→)B. arouse

C. rise

D. arise

解析：考查动词辨析：句意：我们确实训练过人们，但是问题是如何组织他们并唤起他们的热情。A. raise 举起，提高，B. arouse唤起，引起，C. rise上升，上涨，起立，D. arise产生，出现，所以选B。