Present Perfect
27-02-2013 10:25-
The Present Perfect is used to talk about a situation or an action that began in the past and influences the present. It's used to talk about a past experience too.
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Ex: I've lost my pencil. (Perdi o meu lápis.) (Perdi-o no passado e ainda não o encontrei.)
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Ex: We've always lived in this house. (Sempre vivemos nesta casa.) (Nascemos aqui e ainda vivemos cá.)
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The Present Perfect is used when you don't know exactly when the action happened or when it doesn't matter.
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Ex: We've had lunch. (Já almoçamos.) (Não interessa a hora exacta.)
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Present Perfect with just, for and since
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EX: I've just seen Sally in the garden.
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EX: Peter's been at this school for three years.
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EX: Jonah has been at this school since September.
Spelling Rules - past participle
Regular Verbs
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With most verbs, add "-ed" to the infinitive of the verb without to.
EX: listen --> listened
work --> worked
2. If the verb ends with an -e, joins a -d.
EX: like --> liked
arrive --> arrived
3. If it ends with a consonant + y, the y becomes to an i and joins -ed.
EX: worry --> worried
study --> studied
4. If the verb ends with a vogal and a consonant, double the final consonant and joins -ed.
EX: stop --> stopped
chat --> chatted
5. The verbs that end with an -y don't double the final consonant.
EX: play --> played
Irregular Verbs
The irregular verbs don't follow ortographic rules, so you have to memorize the list of the Irregular Verbs.
EX: Infinitive Past Tense Past Participle
go went gone
drink drank drunk
see saw seen
have had had
How is the Present Perfect formed?
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AFF: Subj. + have/has + past participle of the main verb ----- I've sent the message.
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NEG: Subj. + haven't/hasn't + past participle of the main verb ----- I haven't sent the message.
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INT: Have/Has + subj. + past participle of the main verb ----- Have I sent the message?