By as a preposition

• By is used to show the method of doing something and it has a similar meaning to 'through.' Look:

mixing almonds with butter, you can make a soft mixture.

In this case only, the prepositional phrase can come at the end of the sentence too.

I will keep in touch with you letter.

She comes inside the front door.

- How does she come inside?

Use of by in grammar

- by the front door.

Can I pay it cash or credit card?

• By comes before emphatic pronouns to show how people do something. It mainly means 'alone':

I will do that myself.

I will do that alone.

• By can be followed by a noun to show how something happens.

  Use of by in time

• Use of by in time
• By the time grammar examples
• 10 sentences using by
• Use of by in grammar
• By as an adverb in a sentence

The prepositional phrase, in this case, can come at the beginning, in the middle, or at the end of a sentence.

chance, I heard your name. = I heard your name chance.

accident, I saw you.

By accident = accidentally

• By is used to add information about where someone comes from, what someone does, what characteristic someone has, etc. The prepositional phrase, in this case, can come at the beginning, in the m
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