举个例子We can book tickets,ordering meals and watching movies in mobile devices.还是We can book tickets,order meals and watch movies in mobile devices.
并列句不是应该用and连接吗？那后面的两个动词做什么成分呢？
我们可以在移动设备上订票，订餐，看电影。属于并列结构
三个动词并列，后有and连接的