The first signs of the dawn appear on the horizon.里sign单数为什么加s,appear三单为什么不加s?

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/06 13:26:37

The first signs of the dawn appear on the horizon.里sign单数为什么加s,appear三单为什么不加s?
The first signs of the dawn appear on the horizon.里sign单数为什么加s,appear三单为什么不加s?

The first signs of the dawn appear on the horizon.里sign单数为什么加s,appear三单为什么不加s?
因为迹象可以有多个,所以sign可以加s,而后面的appear不加s因为前面用的signs表示是复数形式