We use from:
1 . To indicate the place of start-
In order to indicate any starting point we can from.
Ex: My father is coming from office.
My friend has started his journey from Bombay.
Where are you coming from?
2. To Indicate the time of start-
Ex: The upcoming tour will start from 15th july.
I start my day from dawn.
He is working is this company from 2011.
3. To Indicate who gave it sent-
When we want to give anyone credit, we can use from.
Ex: It is a nice present from his father.
I had a phone call from Jene.
I received comments from visitors.
4. To show the origin-
Ex: The Kung Fu is from China
Mr. Chang is from Japan.
5. To make a distinction between two things-
Ex:. Can't you see the difference of the pen from others.
English is different from other languages.
6. To indicate reasons, cause etc-
Ex: My brother is suffering from fever.
He is sick from fasting.
7. To denote removal or separation-
Ex: He was released from the police custody.