He procrastinate until it is too late to do anything at all.

问题描述:

He procrastinate until it is too late to do anything at all.
他因循坐误,一事无成.
procrastinate要不要加S?为什么?

由于句子是现在式,应该加s.因为所有第三者单数后面的动词必须加s.He是第三者单数.