Question

fill in the blank with proper form of "be"​

Answer 1

Answer:

MEDIUM

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ANSWER

In this question we would be understanding the usage of verbs in various tenses. All the given options are verbs of the same meaning but are in different forms representing past, present and future.

Option A is simple present tense which here in this option describes things that are currently happening or that are currently or always the case

Option B is simple past tense refers to an event or situation which happened once and is now finished

Option C is also a simple present tense which talks about something that exists or happens regularly

Option D is a continuous present tense represents continued actions

In this sentence, the action has happened in the past, thus option B is correct.