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动词时态告诉我们动作在何时发生：现在、过去或未来。三个主要时态中的都有进行时、完成时和完成进行时，它为我们提供了更多讯息来说明动作的时间、动作的发展或动作的完成。
这张动词时态英文文法表概述了 12 种不同的动词时态，并附有肯定、否定和疑问词的问句或一般问句形式的范例。您还将找到有关每个时态和常见信号词的用法的提示，以帮助您识别时态。
时态肯定(P)、否定(N)和疑问句(Q)用法信号词一般现在时P: He speaks. N: He does not speak.Q: Does he speak?* 重复/固定的动作* 一般常见动作* 一个接一个发生的动作* 确认的未来行动（时间表）always, every …, never, normally, often, seldom, sometimes, usually现在进行时P: He is speaking. N: He is not speaking. Q: Is he speaking?* 正在发生的动作 * 在某一个限定的时间段里发生的动作 * 已经计画好的或事先同意的未来动作at the moment, just, just now, Listen!, Look!, now, right now一般过去时P: He spoke.N: He did not speak.Q: Did he speak?* 过去发生的单一动作或重复的动作 * 过去一个接着一个发生的动作 * 有一个新动作打断了一个已经发生的动作yesterday, 2 minutes ago, in 1990, the other day, last Friday过去进行时P: He was speaking.N: He was not speaking.Q: Was he speaking?* 强调过去某个动作发生的过程 * 数个动作同时发生 * 被一个新动作打断时正在发生的动作while, as long as现在完成时P: He has spoken.N: He has not spoken.Q: Has he spoken?* 强调结果 * 持续到现在的动作 * 刚刚完成的动作 * 已完成的动作且对现在有影响 * 到说话当下从未/一次/不止一次发生的动作already, ever, just, never, not yet, so far, till now, up to now现在完成进行时P: He has been speaking.N: He has not been speaking.Q: Has he been speaking?* 强调的是行动（不是结果） * 一直持续到现在的动作，且还在继续 * 已完成的动作且对现在有影响all day, for 4 years, since 1993, how long?, the whole week过去完成时P: He had spoken.N: He had not spoken.Q: Had he spoken?* 过去某个时间之前发生的动作 * 有时可以与过去完成进行式互换 * 只强调过去某个时间点之前发生的事情already, just, never, not yet, once, until that day过去完成进行时P: He had been speaking.N: He had not been speaking.Q: Had he been speaking?* 过去某一点之前的动作 * 有时候可以与过去完成式可直接互换使用 * 强调动作或动作的持续长度for, since, the whole day, all day将来时 (will)P: He will speak.N: He will not speak.Q: Will he speak?* 未来不受影响的事件 * 自发的决定 * 对未来的假设/不肯定in a year, next …, tomorrow,first conditional sentences (If you ask her, she will help you.),supposition: I think, probably, perhaps将来时 (going to)P: He is going to speak.N: He is not going to speak.Q: Is he going to speak?* 关于未来的预先存在的意图 * 关于未来的合乎逻辑的结论in one year, next week, tomorrow将来进行时P: He will be speaking.N: He will not be speaking.Q: Will he be speaking?* 将在未来某个时间点发生的动作 * 确认或明显的事件in one year, next week, tomorrow将来完成时P: He will have spoken.N: He will not have spoken.Q: Will he have spoken?* 将在未来某个时间完成的动作by Monday, in a week将来完成进行时P: He will have been speaking.N: He will not have been speaking.Q: Will he have been speaking?* 将在未来某个时间完成的动作 * 强调动作的长度for …, the last couple of hours, all day long
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