In some cities school buses are used only when children are too young to walk __farA.veryB.too C,that D.not为什么答案是C呢,

问题描述:

In some cities school buses are used only when children are too young to walk __far
A.veryB.too C,that D.not
为什么答案是C呢,

that后面是形容词那他的意思是那么,即that=so