时间状语是什么意思
时间状语是指表示时间的词或词组,一般放在句子的末尾或开头。表某个动作或完成对应的时间。 一般,一个时间状语对应一种时态。一般现在时：every …, sometimes, at …, on Sunday。
时间状语
一般过去时 yesterday, last week, an hour ago, the other day, in 1982, just now
一般将来时 next…, tomorrow, in+时间,
现在完成时 for, since, so far, ever, never, just, yet, till/until, up to now, in past years, always, recently
过去完成时 before, by, until, when, after, once, as soon as
过去进行时 this morning, the whole morning, all day, yesterday, from nine to ten last evening… when, while
将来进行时 soon, tomorrow, this evening, on Sunday, by this time, tomorrow, in two days, tomorrow evening
时间状语的基本信息
由when，while引导的时间状语从句。
例如：连词细解
When you think you know nothing, then you begin to know something.当你以为自己一无所知的时候，你就是在开始知道一些事物了。
When truth is buried under the ground ，it grows, it chokes, it gathers such an explosive force that on the day it bursts out , it blows up everything with it.当真理被埋在地下的时候，它在生长，它感到压抑，它蓄存着这么一种爆炸性力量，一旦冒出，它就会炸破一切！
Strike while the iron is hot. 趁热打铁。
You can feel the air moving as your hand pushes through it.当你的手在空气中挥动的时候，你就能感觉到空气在流动。
Our headmaster laughed as she spoke.(我们的校长边谈边笑。)
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