task

 task

1.find the meaning of the tenses?

2.find out the simple subject that usually using in the tenses?

3.what are the auxialary/tobe that using in the tenses?

4.find out the verb and so on about the explanation using the verb?

5.what are the adverb of time using in this tenses?

6.find the adverb of frequency?

7.give some examples about two different subject?

8.draw the formula for each tenses?