The flashcard checks the choice between the present perfect continuous ("have already been solving"), past perfect ("had already solved"), and present perfect ("have already solved") for an action completed before another past event, with the past perfect being correct.
La flashcard verifica la scelta tra presente perfetto continuo ("have already been solving"), passato perfetto ("had already solved") e presente perfetto ("have already solved") per un'azione completata prima di un altro evento passato, con il passato perfetto che è corretto.
| Question | By the time we got the letter we … that problem. |
|---|---|
| Title | 1302 |
| QType (0=kprim,1=mc,2=sc) | 2 |
| Q_1 | have already been solving |
| Q_2 | had already solved |
| Q_3 | have already solve d |
| Answers | 0 1 0 |
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