英語(yǔ)基本八個(gè)時(shí)態(tài)結(jié)構(gòu):
1、一般現(xiàn)在時(shí):動(dòng)詞原形(如主語(yǔ)為第三人稱單數(shù),動(dòng)詞上要加(e)S)
2、一般過(guò)去時(shí)was/were;動(dòng)詞變過(guò)去式
3、現(xiàn)在進(jìn)行時(shí):am/is/are+doing
4、過(guò)去進(jìn)行時(shí):was/were+doing
5、現(xiàn)在完成時(shí):have/has + done
6、過(guò)去完成時(shí):had + done
7、一般將來(lái)時(shí):am/is/are/going to + do;will/shall + do.
8、過(guò)去將來(lái)時(shí):was/were/going to + do;would/should + do.