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English definition of “be”


auxiliary verb (CONTINUE)   /bi/ (present tense am  /æm/ , are  /ɑr/ or is  /ɪz/, present participle being  /ˈbi·ɪŋ/, past tense was  /wʌz/ or were  /wɜr/, past participle been  /bɪn/)
used with the present participle of other verbs to describe actions that are or were continuing: You are being very selfish. She was studying to be a lawyer. It is raining. I’ll be coming back (= I plan to come back).
(Definition of be auxiliary verb (CONTINUE) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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