The present perfect is formed like this: | |
Auxiliary Verb- HAVE / HAS ( Present Simple) plus Main Verb (Past Participle) |
Here is a brief review of the form and function of the present perfect tense.
The present perfect is used when the time period has not finished: | |
(This week has not finished yet.) | |
The present perfect is often used when the time is not mentioned: | |
The present perfect is often used when the time is recent: | |
The present perfect is often used with for and since (referring to something which started in the Past) | |
Greg has lived here since 1992. |
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