Englishfor English speakers
with
Preposition
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With is used to show the other people or things present when something happened
I went to school with my brother.
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With is used to describe something added to something else
The cat has a collar with a bell on it.
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With is used to show what thing is used to do something
He hit the nail with a hammer.
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Used to introduce non-finite and verbless clauses.
With the children so sick, we weren't able to get much work done.
them
Pronoun
—
Other people; not you or the people you are talking to.
I saw my friends and said, "hi" to them.
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Things.
I made a lot of things. This is one of them.
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You use them to talk about one person, if you don't know who that person is.
If somebody comes, help them.