Thes sun shines and water becomes vapour.我感觉为什么动词不用become啊,主语不是单数啊.

问题描述:

Thes sun shines and water becomes vapour.我感觉为什么动词不用become啊,主语不是单数啊.

The sun shines 太阳照着.shines三单.
and water becomes vapour.然后水变成水蒸气.
这是两个并列句.都是三单.