类别 意义 例句 现现1.表示从过去某一时刻开始的动①I've been sitting 在在作一直延续到现在，现在可能刚刚here all day. 时完结束，也可能仍要继续。 ②Now that she is out 态 成2.表示瞬间意义的动词不能用于of a job, Lucy has 进现在完成进行时。 行时 been considering going back to school, but she hasn't decided yet. 类别 意义 例句 过一1.主要表示过去某时发生的情况①If the weather had 去般或动作(包括过去习惯性的动作)。been better, we could 时过2.所表达的事件与现在无关。3.即have had a picnic. But 态 去使是刚刚发生的事情也要用过去it rained all day. ②时 时。 Sorry. I didn't know you were here.
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类别 意义 例句 过过1.表示过去某一时间正进行的动①As she was reading 去去作 。通常有时间状语(从句)，或the newspaper, 时进有上下文提示。2.与副词always, Granny fell asleep.②态 行continually, constantly, never等连My grandfather was 时 用时表示厌恶或赞扬等的感情色always forgetting 彩。3.go，come，leave，start，staythings. ③Mr. Smith 等少数表示来、去、开始、离开等said he was leaving 意义的瞬间动词的进行时可以表for London soon. 示一个按规定、计划或安排好的过去某个时间将要进行的动作。
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类别 意义 例句 过过1.表示某一动作或存在的状态发生①By nine o'clock 去去在过去某一时间或动作之前，即“过last night, we had got 时完去的过去”。 可以用by，before等200 pictures from the 态 成介词短语或一个时间状语从句来表spaceship. ②I had 时 示，也可以用一个表示过去的动作been at the bus stop for 20 minutes when 来表示，还可能通过上下文来表示。2.表示由过去的某一时刻开始，一a bus finally came. 直延续到过去另一时间的动作或状③They had wanted 态，常和for, since构成的时间状语to help but could not 连用。3.动词think，want，hope，get there in time. ④mean，plan，intend等用过去完成Hardly had he begun 时来表示过去未曾实现的想法、希to speak when the 望、打算或意图等。4.用在audience interrupted hardly…when…，no him. sooner…than…，It was the first (second, etc.) time (that)…等固定句型中。
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类别 意义 例句 过过1.常用于宾语从句或间接引语中。①He said he would 去去2.was/were about to do…when…正come and help me if 时将要做某事这时…… 态 来时 necessary. ②I was just about to explain when he interrupted me.
类别 意义 例句 ①I will be 17 next month. 将will (shall)其特殊用法： 来＋do 时态 1．单纯的将来。 2．说话时临时的打算。 ②—Sorry, I forgot to post your letter. —It doesn't matter. I will go and post it myself.
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