几个英语题

1.We mustn't eat or drink in the classroom.(保持原句的意思）
__Don't____eat ___or____drink in the classroom.
2.We can see this sign in a swimming pool.(对划线部分提问)(in a swimming pool是画线的）
____Where______ ___can______you see this sign?
3.We have rules to take care of the environment.(对划线部分提问）（to take care of the environment 是画线的）
___Why______ ____do_____you have rules?
4.It tell us to turn left .(改为否定句）
It tell us ___not___ __to___turn left.
5.We can cross the road when the light is green.(对划线部分提问）（when the light is green是画线的）
____When__ ___can____we cross the road?
6.Number 3 is an information sign,(对划线部分提问)（information是画线的）
——.__What___ __kind____ of sign is munber

neither nor （don't or）
where can
why do
not to
when can
what kind