My favorite sport is ( D ) A.swim B.swam C.swims D.swimming 为什么不选A选D啊 教一教,

问题描述:

My favorite sport is ( D ) A.swim B.swam C.swims D.swimming 为什么不选A选D啊 教一教,

swim是动词,be动词后面要接名词,swiming是动名词