We use he for a man, she for a woman, and it for a thing.
We use they for people and for things.
We always need a subject before the verb.
We use ‘m, ‘s and ‘re with personal pronouns (I, you, he, etc.)
But we can also use ‘s with names.
We can only use contractions in negative short answers. Not in positive short answers.
We use the verb be to talk about:
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