仿照示例写对话

1、Is today as hot as yesterday?
No,it isn't.It is hotter than yesterday.
2、Is Jack as hard-working as Becky?
No,he isn't.He is lazy than Becky.
3、Is your computer as expensive than his?
No,it isn't.My computer is cheaper than his.
个人理解,不对再求助其他大神哈