初中英语六大时态
often walks to school、他常常步行上学。

一般______时He often walked to school last year、他去年常步行上学。

一般______时 He will walk to school tomorrow、他明天会步行去上学。

现在______时 He has walked to school since19
90、从1990年起他就步行上学了。

现在______时 He is walking to school now、他现在正步行前往学校。

______进行时He was walking to school this time yesterday、他昨天的此
刻正步行前往学校。

时态/语态谓语动词结构(肯定式)例句标志词/时间状语一般现在时1)、 am/is/ are2)、 V原,或V三单I am a student、(我是学生。

)We play football together every week、(我们每星期都一起踢足球。

)He often waters the flowers、(他常常给那些花浇水。

)usually, often, sometimes, seldom, never, every day/week/month/year, on Mondays, once a day 等一般将来时1)、 be going to + V原2)、 will + V原It is going to rain、 (就要下雨了。

)I will call you later、 (我待会儿会给你打电话。

)tomorrow, next week, later, two hours later, in2050等一般过去时1)、
was/were2)、 Ved (过去式)I was fat、(我以前很胖。

)The dog died yesterday、(那只狗昨天死了。

)They saved a boy just now、(他们刚刚救了一个男孩。

)just now, a moment ago,
last(week, month, year), the day before
yesterday,yesterday, in1990等现在进行时am/is/ are
+VingWe are having a meeting now、(我们现在正在开
会。

)look, listen, at the moment , now过去进行时
was/were+VingShe was watching TV at that moment、 (她彼时在看电视。

)at eight yesterdayat that moment/time等现在完成时have/has+Ved(过去分词)He has already finished his homework、(他作业做完了。

)They have studied for two hours、(他们已经学习了两小时了。

)already,
yet ,just ,before,ever, never, so far,in the last few years,for和since+时间等被动语态be+ Ved (过去分词)(在原来的时态的基础上进行变形)The flowers are often watered、（一般现在时）You will be called later、（一般将来时）A boy was saved just now、（一般过去时）His homework has already been finished 、（现在完成时）动词的五种形式：原形、第三人称单数、现在分词（+ing）、过去式（+ed）、过去分词（+ed）变化规律：动词第三人称单数
1、walk → (加s)
2、finish → (加es)
3、study → (改y为i再加es)动词现在分词
1、walk → (直接加ing)
2、live → (去e以后加ing)
3、nod → (双写以后加ing)动词过去式和过去分词：
规则变化：
1、walk → (加ed)
2、live → (加d)
3、nod → (双写以后加ed)
4、study → (改y为i再加ed)不规则变化（见课本附录）。