that is a bus.(变为复数句)

问题描述:

that is a bus.(变为复数句)
that is a bus.(变为复数句)

those are (some )buses那些是(一些)公共汽车
that是那个的意思,those是那些的意思;
复数a改some;(some没有也可以)
bus的复数是buses,要加es
(如有疑问可继续追问祝你学习愉快)