It is for children to play with fire at homeIt is ___ for children to play with fire danger 为什么dangerous不行有个词组不是 It is dangerous for sb to do sth

It is for children Please don't smoke here.It is bad for children 句意相同 　　空三格smoke here.It is bad for Sir,you______be sitting in this waiting room.It is for women and children only为什么不能用won't? It is hard to adapt this story for children one for each of the children.what mean is it? is it suitable for adults to read children’s books? Is it good for children to have mobile phones? I think it is u______ for children to do housework. 用international,it,children,school,an,is,for造句 This question is too d___ for me.I can't answer it.另外一题Children like to play c___tirck or treat ''at Halloween lt is too dangerous for the young children to play near the river by (they).给所给词的适当形式填空fast food (it)isn't always bad for you,but too much of it is not good. It is a nice T-shirt.It is too for you.It is too ( )for you. 单项选择：Sir,you＿be sitting in this waiting room.It is for women and children only.A.oughtn't to B.can't Cwon't D.needn't Sir,you_____be sitting in this waiting-room.It is for women and children only. A.can’t B.shouldn't C.won’t D.needn't请帮忙解答一下为什么正确答案是B,而不是A呢? Sir,you_____be sitting in this waiting-room.It is for women and children only.（a）A.oughtn’t to B.can’t C.won’t D.don’t为什么不选B? 翻译：It is very important for parents to be there for etheir children. 翻译it is very important for parents to be there for their children The story ——（it）is interesting,but it's a little difficult for children.