幾個(gè)基本時(shí)態(tài)標志詞:
一、一般現在時(shí):
標志:always,usually,often,sometimes,every week(day,year,month…),once a week,on Sundays,
結構:①be動(dòng)詞;②行為動(dòng)詞
二、一般過(guò)去時(shí):
標志:ago,yesterday,theday before yesterday,last week(year,night,month…),in ,just now,at the age of 5,one day,long long ago,once upon a time,etc.
結構:①be動(dòng)詞;②行為動(dòng)詞
三、現在進(jìn)行時(shí):
標志:now,at this time,these days,etc.
結構:am/is/are+doing
四、過(guò)去進(jìn)行時(shí):
標志:at this time yesterday,at that time或以when引導的謂語(yǔ)動(dòng)詞是一般過(guò)去時(shí)的時(shí)間狀語(yǔ)等。
結構:was/were+doing
五、現在完成時(shí):
標志:recently,lately,since…for…,in the past few years,etc.
結構:have/has+done
六、過(guò)去完成時(shí)
標志:before,by,the end of last year(term,month)......
結構:had done
七、一般將來(lái)
標志:tomorrow,next day,soon,in a few minutes....
結構:1、be going to;2、will/shall do
八、過(guò)去將來(lái)時(shí)
標志:the next day,the following month
結構:1、be going to do;2、would/should do
這里列舉的都是最基本的,具體題型中還有很多變化。