
To, too and two are homophones that are often confused by learners and native speakers of English alike. Here is a short guide to help understand the difference between them.
to
To is a preposition. You can use to in a large number of different ways.
She went to the window and looked out.
Are you coming to the party?
The dog had something tied to its collar.
We are staying from Monday to Friday.
too
Too is an adverb. You use too to mean ‘as well’.
We have been missing you too.
She’s my sister, and she’s my best friend too.
He doesn’t want to meet me. I, too, have been afraid to talk to him.
You can also use too to indicate that there is a greater amount or degree of something than is desirable, necessary, or acceptable.
The sleeplessness may be because you drink too much caffeine.
I have been having too many late nights.
Are we too late to join you?
two
Two is a number.
We have two cats and a dog
It’s only two days until we go away.
Two of the houses were empty.
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