Exercising is good for us和 Reading in bed is bad for your eyes.Ex_其他解答

Exercising is good for us和 Reading in bed is bad for your eyes.Exercising和Reading为什么要加ing.

人气：423 ℃　时间：2020-04-01 07:08:51

解答

exercise ,read都是动词,动词只能做谓语,这里要它们作主语,要把它们变为动名词的形式