English perfect forms

2010-09-01 12:44 pm
What do all perfect forms have in common in the way that they are formed?

回答 (2)

2010-09-01 5:23 pm
✔ 最佳答案
They all have the auxilliary verb "have/has/had" and the past participle of a verb.
e.g. have taken, has gone, had borrowed
2010-09-01 10:54 pm


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