be to
be
bi:
bi
to
tu:
too
/biː tˈuː/

Definition & Meaning of "be to"in English

be to
01

used for expressing possibility or for indicating something that is due to happen or take place

Grammatical Information
Composition
phrasal
state verb
regular
inseparable
particle
to
base verb
be
present tense
be to
3rd person singular
is to
present participle
being to
past simple
was to
past participle
been to
Examples
The president is to arrive in the country tomorrow.
1.1

used to express necessity or obligation

Examples
You are to complete this project by Friday.
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