Tag: to be
The Indicative Mood-the Passive Voice
In the passive voice, the subject of the sentence receives the action of the verb, rather than performing the action itself. The passive voice is formed using a form of the verb to be followed by the past participle of the main verb.
Modal Verbs: to be
To be can be used as a modal verb in certain situations, although it is not as common as other modal verbs like can, must, or should.
Auxiliary Verbs: to be
To be is used with the present participle (ing form) of the main verb to indicate an action that is currently happening. Example: She is studying for her exam.
Auxiliary Verbs
Auxiliary Verbs are used to form various tenses, moods, and voices in English sentences. Auxiliary verbs are also used to make negative sentences, questions, and contractions.
The Future Perfect Continuous in the Past
The Future Perfect Continuous in the Past is a tense used to talk about an ongoing action that was expected to be completed at a specific point in the past. It is formed using the past participle of will have been (which is would have been) and the present participle form (-ing) of the main verb.