Use of to
1. Destination / direction
A I am going to Australia at the end of June.
B we are going to a restaurant
c I usually take the bus to work.
2. Time/ Time between two points
It’s a quarter to 1.
It’s 5 minutes to 8.
Time between two points
The supermarket is open from 9 to 11 pm.
The restaurant is open from Monday to Friday.
3. Comparing two things / preference
I prefer sleeping to working.
I prefer chocolate ice cream to vanilla ice cream.
Do you prefer tea to coffee?
She drove to the park.
You have 30 minutes to complete the test.
The store is open from 9 am to 7 pm.
Now you have one minute
Use of for
1. Duration/period of time
I have been waiting for 20 minutes already. Where are you?
2. Helping someone
I can do this for you.
Let me explain this concept for you.
Can you please do something for me?
For plus ing
The camera is used for taking pictures underwater.
Reason – to plus v1
I started going to bed at 10 to get more sleep.
Purpose – for plus noun
I started to bed at 10 for my health.