It's necessary for players to move quickly towards one end of the_英语解答

It's necessary for players to move quickly towards one end of the court while throwing the ball to each other.句子中为什么throw要加ing ,throw不是瞬间动词吗?是否表示主动?

人气：296 ℃　时间：2020-04-12 15:45:17

解答

while 后面接动词的时候一般用的都是v-ing的形式 ,不是表主动!