吉大《大学英语（一）》第一课faq
吉大《大学英语（一）》第一课FAQ时态概述英语动词的时态是指谓语动词用来表示动作、状态发生、存在的各种形式，或者表示某一动作发生或状态存在的时间和方式。英语中的动词共有16种时态。在本书以下的几个单元中，将介绍常用的12种时态。以实意动词 work 为例，其16种时态的列表如下：
方式\时间
现在
过去
将来
过去将来
一般
work/works
worked
shall/will work
should/would work
进行
am/is/are working
was/were working
shall/will be working
should/would be working
完成
have/has worked
had worked
shall/will have worked
should/would have worked
完成进行
have/has been working
had been working
shall/will have been working
should/would have been working
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