The Preposition BY :
BY : (preposition) - used especially with a passive verb to show the person or thing that performs an action or causes a result
1. I was attacked by a snake.
2. The building was designed by a famous architect.
BY : through the use or means of
1. Send the letter by airmail.
2. I know her by sight.
3. I know what she looks like.
BY : passing through or along.
1. I knew the robber came in by the back door.
BY : beside or near
1. Sit by me.
2. I go by the house everyday.
3. Be here by four O'clock.
BY : not later than or before
1. By 1995, the population will have risen to over 1000 million.
BY : in accordance with
1. To play by the rules is to obey the rules.
2. By the standard, it is no achievement at all.
BY : in expressions of strong feelings and solemn promises
1. By God's grace, he is saved!
BY : in measurements and numbers
1. The room is 10 feet by 5 feet.
BY : used to show a rate or quantity
1. We are paid by the hour.
2. You will be paid by the number of unit your stitch.
BY : having (the stated person or animal) as a father
1. She had two children by her first husband.
2. My mother had another child by her second-husband.
BY ONESELF : completely alone
1. He was sitting by himself.
2. I did it all by myself.
The Preposition BY
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