1我生病了,明天不能上学了.
I can not go to school tomorrow because I am ill.
2他说英语太快,让我大吃一惊.
What surprised me was his fast oral English.
3他宁愿工作,也不愿意在家休息.
He would rather work than rest at home.
4虽然他累了,但他继续工作.
He continues to work even though he feels tired.
5他决不是傻了.
He is far from stupid/silly.
BTW,二楼童鞋的第4句有语法错误~