Subject + have/has + past participle
Examples
I have never been to Paris.
Tom has always loved soccer.
We have been friends for 20 years.
I haven't seen him for a long time.
Present perfect tense.
This sentence cannot be completely changed into present perfect tense. Past perfect and past simple are used like this to talk about two things in the past one thing - past perfect happened before the other - past simple. Present simple is not used this way. So the past perfect - had taken - can be changed, but the past simple - my sister entered - cannot be changed into present perfect. Present perfect = I have taken my food.
Simple past tense: She obeyed her father. Present tense: She obeys .... Present Perfect: She has obeyed .... Past Perfect: She had obeyed....
There are 12 main tenses in English: simple present, present continuous, present perfect, present perfect continuous, simple past, past continuous, past perfect, past perfect continuous, simple future, future continuous, future perfect, and future perfect continuous.
Technically, two (present and past) but commonly, we say there are 12: past simple present simple future simple past continuous present continuous future continuous past perfect present perfect future perfect past perfect continuous present perfect continuous future perfect continuous
The 14 English verb tenses are, present simple, present continuous, past simple, past continuous, present perfect, present perfect continuous, past perfect, past perfect continuous, future simple, future continuous, future perfect, future perfect continuous, conditional continuous, and conditional perfect.
The subject is before the main verb and after a be or auxiliary verb.Questions with question words:present simple question -- Where do they live?present simple question -- What does she do?past simple -- Where did you go.present continuous -- Where are you living?present perfect -- Who have you told?For yes/no questions the subject is after the auxiliary or be verb:present simple -- Do you like ice cream? Are youhappy?past simple -- Did you see her? Was she happy?present continuous -- Are they coming tomorrow?present perfect -- Have you been to Ekatahuna?
change the tense of the verb.past simple I walked to school. I ran home.present simple I walk to school. I run home.past continuous I was reading a book.present continuous I am reading a book.past perfect I had seen her today.present perfect I have seen her today.past perfect continuous I had been waiting for hours.present perfect continuous I have been waiting for hours.
There are five tenses: 1.simple present 2.present continuous 3.present perfect 4.present perfect continuous 5. present passive
He eats a feast while the others are starving to death?This sentence has present simple - eatsand present contiuous - are starving.If you use present perfect and present contiuous/progressive the sentence would be:He has eaten a feats while the others are starving to death.
The verb is "go." So it's simple present tense. Simple Present: Today I go. Simple Past: Yesterday I went. Simple Future: I will go. Present Perfect: I have gone. Past Perfect: I had gone. Future Perfect: I will have gone.
"Have" can be in various verb tenses based on the context, such as present simple (have), present continuous (having), past simple (had), past continuous (was/were having), present perfect (have had), and past perfect (had had).