1、—— Mr.White,___ ___ will it take to fly to Beijing?

1、—— Mr.White,___ ___ will it take to fly to Beijing?
—— Sorry,I don't know.
2、Though she is ___,she doesn't go to work.
A.health B.good C.healthy D.unhealthy
3、Do the children need ___ sleep?
A.a little B.many C.a lot of D.few
4、Those old people are very healthy.(改为同义句）
Those old people are ___ ___ ___.
5、To stay healthy is very important.(改为同义句）
___ is very important ___ ___healthy.
写出做题的过程（如：语法,翻译,关键词……）