The room is too small for them---- A.to live Bliving Cto liv

答案是C首先是因为too。to结构,意为太、、、而不能其次,live是不及物动词,后面必须跟介词in,因为要修饰的是the room则整句话可以改为 Living in the room is too small for them。而不可以是Living the room is too small for them。