请大家都来看一看,Mr Smith must be at home because the light in his room is still o___.

请大家都来看一看,Mr Smith must be at home because the light in his room is still o___.
The monkey ____________ interesting animal.
A.is quite a B.are quite an C.is quite an D.is a quite
My father often goes to work by bus ____?
A.is he B.does he C.doesn`t he D.isn`t he
We mustn`t ____(across) the road when the lights are red.
问方仲永的变化经历了哪几个阶段?
方仲永变得“泯然众人”的原因?
文章最后一段讲了什么道理?