四 教学过程：
Step One: Lead-in
1. Have a discussion .“Who do you think kidnapped Guan Fei，and why？” Tell Ss that there are no right or wrong answers. And encourage Ss to develop their own opinions and express them in English .
2.For weaker classes . Write some useful expressions on the board , e.g:
I think … kidnapped Guan Fei .
I think… kidnapped Guan Fei because…
I think … wants ￥...
He/ She needs the money because ...
