2. Present Perfect. Presente
Perfecto
The present perfect tense is
formed with the present tense of the
auxiliary verb HAVE and the past
participle of the principal verb.
Example:
Subject + Aux + Past Participle +
Compl.
My sister HAS STUDIED french.
3. One important use of the To indicate WHEN a action or
PRESENT PERFECT TENSE is to condition ocurred, it is necessary
express an INDEFINITE past in English to use another sentence
action or condition. in which verb is in the DEFINITE
past tense.
4. Interrogative sentences with the
PRESENT PERFECT TENSE
are formed by using the
auxiliary verb HAVE or HAS
before the subject and the past
participle of the prinicipal verb
after the subject. Example:
HAS your sister STUDIED
French?