perfect j’ai été, tu as été, il a été, nous avons été, vous avez été, ils ont été imperfect j’étais, tu étais, il était, nous étions, vous étiez, ils étaient near future je v ...

Writing in the active voice makes the meaning clear while keeping sentences from becoming complicated and wordy. Sentences using passive voice are not necessarily wrong, just less effective than ...

In the methods section one would use past tense due to what they have done was in the past. It has been debated whether one should use active or passive voice. The scientific journal Nature states ...