Present Perfect Tense
 It is used to expressed an action which happened or completed in past but usually the action which happened or completed at a short time before now (near past) not a very long time before now. Rules: Auxiliary verb “has or have” is used in sentence. 3rd form of verb (past participle) is used as main verb in sentence. We use the present perfect tense: 1.For something that started in the past and continues in the present: They have spent their life exploring. 2.For something we have done several times in the past and continue to do: I’ve read fiction ever since I was a teenager. He has written three books and he is working on another one. 3.For something that happened in the past but is important at the time of speaking: She can’t get in the house. She has lost her keys. Tanya is at home. I think she has not gone to office. 4.In questions and negatives with so far; until now; up to now; yet.           Have you ever been to a beach?           Has he finished his homework yet?

#### Summary

 It is used to expressed an action which happened or completed in past but usually the action which happened or completed at a short time before now (near past) not a very long time before now. Rules: Auxiliary verb “has or have” is used in sentence. 3rd form of verb (past participle) is used as main verb in sentence. We use the present perfect tense: 1.For something that started in the past and continues in the present: They have spent their life exploring. 2.For something we have done several times in the past and continue to do: I’ve read fiction ever since I was a teenager. He has written three books and he is working on another one. 3.For something that happened in the past but is important at the time of speaking: She can’t get in the house. She has lost her keys. Tanya is at home. I think she has not gone to office. 4.In questions and negatives with so far; until now; up to now; yet.           Have you ever been to a beach?           Has he finished his homework yet?
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