You should know better than（ ）into the road.A.rushB.to rushC.rushingD.rushed但我选A,因为我想这是前后一致原则,前面是”know“,所以后面也要用原型,但为什么不选A呢?最好帮我逐项分析一下,
问题描述：
You should know better than（ ）into the road.
A.rush
B.to rush
C.rushing
D.rushed
但我选A,因为我想这是前后一致原则,前面是”know“,所以后面也要用原型,但为什么不选A呢?最好帮我逐项分析一下,
答
know better than to do sth. 是一个固定词组搭配，意为“不会糊涂到去做某事”。和than的前后一致并无太大关系。
答
know better than+不定式.这种结构意为“不至于”：She knows better than to go alone on such a night.在这样的夜晚,她不至于连不宜单独外出也不知道.know better than to do sth.的含义是be wiser,better informe...