1. 听第二段对话，回答小题．

1. （1） What's wrong with Jack?    

   A . He feels angry B . He feels worried． C . He feels excited．
3. （2） How long does Jack sleep now?

   A . About five hours B . Over seven hours C . About three hours
5. （3） What is Jack always afraid of?

   A . Steeping too much． B . Taking exams． C . Speaking in class．