| Domanda   | Risposta   | 
        
        |  inizia ad imparare The Present Perfect means  |  |   "past-time-related-to-present-time"  |  |  | 
|  inizia ad imparare He was in prison for ten years. (= Now he's out)  |  |   He has been in prison for ten years. (=He's still there)  |  |  | 
|   That house has been empty for ages.   inizia ad imparare (A) STATE LEADING UP TO THE PRESENT |  |  |  |  | 
|   Have you (ever) been to Florence?   inizia ad imparare (B) INDEFINITE EVENT(S) IN A PERIOD LEADING UP TO THE PRESENT TIME |  |   Have you ever been to Florence?  |  |  | 
|   All my family have had measles.   inizia ad imparare (B) INDEFINITE EVENT(S) IN A PERIOD LEADING UP TO THE PRESENT TIME |  |  |  |  | 
|   He has attended lectures regularly.   inizia ad imparare (C) HABIT IN A PERIOD LEADING UP TO THE PRESENT TIME |  |  |  |  | 
|  inizia ad imparare (C) HABIT IN A PERIOD LEADING UP TO THE PRESENT TIME |  |  |  |  | 
|   Her doll has been broken.   inizia ad imparare (C) HABIT IN A PERIOD LEADING UP TO THE PRESENT TIME |  |   (ie "it's still not mended")  |  |  | 
| inizia ad imparare |  |  |  |  | 
|  inizia ad imparare There is a special problem of past-time reference in English:  |  |   The question of how to choose between the use of the past tense and the use the perfect aspect.  |  |  | 
|  inizia ad imparare The Past Tense is used when the past happening is related to a definite time in the past, which we may call "THEN".  |  |   In contrast, the PERFECT ASPECT is used for a past happening which is seen in relation to a later event or time.  |  |  | 
|  inizia ad imparare Have you eaten (yet)? I've studied your report (already).  |  |   The present perfect often refers to the recent indefinite past.  |  |  | 
|  inizia ad imparare Some adverbials go with the past  |  |   and others with the present perfect  |  |  | 
|  inizia ad imparare THE PAST (point or period of time [which finished] in the past)  |  |   I saw him yesterday (evening), last night, last Monday, a week ago, a month ago, in the morning, on Wednesday, in June, in 1974, at four o'clock, the other day.  |  |  | 
|  inizia ad imparare THE PRESENT PERFECT (period leading up to present, or recent past time)  |  |   I haven't seen him since Tuesday, last week, since I met you, so far, up to now, lately.  |  |  | 
| inizia ad imparare |  |   I saw him today, this week, month, year, recently. He always/never forgot my wife's birthday.  |  |  | 
| inizia ad imparare |  |   I have seen him today, this week, month, year, recently. He's always/never forgotten my wife's birthday.  |  |  |