The flashcard tests the correct past perfect verb tense for the singular subject 'Her knowledge', with the correct answer being 'had already been tested'.
The flashcard tests the correct verb conjugation for the subject 'Her knowledge', which is singular, requiring the past perfect tense 'had already been tested'.
| Question | Her knowledge … . |
|---|---|
| Title | 2974 |
| QType (0=kprim,1=mc,2=sc) | 2 |
| Q_1 | has already been tested |
| Q_2 | have already been tested |
| Q_3 | had already been tested |
| Answers | 1 0 0 |
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