改错:My hobbies are play batminton,basketball and ping-pong.

问题描述:

改错:My hobbies are play batminton,basketball and ping-pong.

My hobbies are playing batminton, basketball and ping-pong.
因为你前面用了be动词are,一个简单句里不能同时有2个动词,所以后面不能再用一个动词play,要改成动名词形式playing.