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看到now用什么时态

时间:2020-09-29 22:09:22

  用现在时态,包括现在进行时,一般现在时或现在完成时。如:He is playing basketball now.现在进行时;Im freenow.一般现在时;Ive finished my homework now,so I can go out with you.现在完成时;不过,有时候用其他时态也是可以的,如一般将来时。如:Now Ill intrdouce myself to you all.

  几个基本时态标志词:

  1.一般现在时

  标志:always,usually,often,sometimes,every week(day,year,month…),once a week,on Sundays,

  结构:①be动词;②行为动词

  2.一般过去时

  标志:ago,yesterday,the day before yesterday,last week(year,night,month…),in 1989,just now,at theage of 5,one day,long long ago,once upon a time,etc.

  结构:①be动词;②行为动词

  3.现在进行时

  标志:now,at this time,these days,etc.

  结构:am/is/are+doing

  4.过去进行时

  标志:at this time yesterday,at that time或以when引导的谓语动词是一般过去时的时间状语等。

  结构:was/were+doing

  5.现在完成时

  标志:recently,lately,since…for…,in the past few years,etc.

  结构:have/has+done

  6.过去完成时

  标志:before,by,the end of last year(term,month)......

  结构:had done

  7.一般将来

  标志:tomorrow,next day,soon,in a few minutes....

  结构:1.be going to;2.will/shall do

  8.过去将来时

  标志:the next day,the following month

  结构:1.be going to do;2.would /should do

  这里列举的都是最基本的,具体题型中还有很多变化。

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