Englishfor English speakers
move
Verb
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If you move, you go from one place to another.
Please stay in your seat until the plane stops moving.
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If you move, you change the position of part of your body.
I was so afraid, I could't move.
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If you move something, you change its position.
Can you move your chair so I can get by?
move
Noun
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A move is something which is done to achieve a goal.
The move had not been expected.
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is a change in your home or business to live or work somewhere else.
The move to the city was completed in a week.
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A move, in a game such as chess, is when you put a piece in another place.
The move of the queen led to his loss.
I finished my turn. It's your move.
by
Preposition
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near or next to.
The mailbox is by the bus stop.
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at some time before (the given time).
Be back by ten o'clock!
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if something is done by somebody, it is done through their action
The matter was decided by the chairman.
The boat was swamped by the water.
He was protected by his body armour.
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if something is created by somebody, they are the creator, author, etc.
There are many well-known plays by William Shakespeare.
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shows how someone does something
I avoided the guards by moving only when they weren't looking.
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using the rules or logic of.
I sorted the items by category.
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with a change of. In this case, by shows how much something has changed.
Our stock is up by ten percent.
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shows how slowly, or how quickly, someone does something (used in the form "X by X" or "by Xs")
We went through the book page by page.
We crawled forward by inches.
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If you multiply mathx/math by mathy/math, you multiply mathx/math × mathy/math.
Five multiplied by seven is 35.
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If you divide mathx/math by mathy/math, you find how many mathy/maths are in mathx/math.
35 divided by seven is five.
gravity
Noun
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Gravity is the physical force that attracts all matter, for example what makes things fall to the ground.
Because of the Earth's larger size, gravity here is stronger than the pull of gravity on the moon.
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The gravity of a situation is how serious and worrying it is.
I don't think she understands the gravity of her crime.