The correct sentence is "We know you have been teaching Russian for many years.", using the present perfect continuous for an action that started in the past and continues to the present.
La frase correcta es "We know you have been teaching Russian for many years.", usando el presente perfecto continuo para una acción que comenzó en el pasado y continúa hasta el presente.
| Question | We know you … Russian for many year. |
|---|---|
| Title | 2271 |
| QType (0=kprim,1=mc,2=sc) | 2 |
| Q_1 | teach |
| Q_2 | had been teaching |
| Q_3 | have been teaching |
| Answers | 0 0 1 |
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