句型转换（每空一词）。
1. Ling Feng is cleverer than any other student in his class．(改为同义句)
Ling Feng is _____ _____ student in his class.
2. Our math teacher is the funniest person, I think.(对画线部分提问)
_____ do you think _____ the funniest person?
3. Tourists need to wear warm clothes in winter. (改为一般疑问句)
_____ tourists _____ to wear warm clothes in winter?
4. Lucy is 13 years old; Tom is 15 years old.(同义句转换)
Tom is two years _____ _____ Lucy.
5. Last week's talent show was a great success.(改为否定句)
Last week's talent show _____ _____ a great success.