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 ...

In the grammatical propositional structure, voice like tense and moods is an operator ... there would be no difference between the active and the passive, except that there would be one NP still ...

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 ...

Its overall structure and its contrast with the active voice is probably easier to see if they are displayed in a paradigm of traditional English verb tenses. Theoretically, passive voice ...

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 ...