1
We want to go home tomorrow, but before we want to take a boat trip.
We want to go home tomorrow, but before that we want to take a boat trip.
We want to go home tomorrow, but first we want to take a boat trip.
Use before that to refer to an action already mentioned. Use first to introduce the first of two actions.
Before can also be followed by a noun or a clause:
- I’ll be there before midnight.
- I’ll be there before he arrives.
See AFTER
2
I’ll call you before we will leave.
I’ll call you before we leave.
After time words such as when, after, before and until, we use a present form to talk about the future. We do not normally use will.
- I’ll come home when I finish work.
- You must wait here until your father comes.
- They are coming after they have had dinner.
- We are going to get married before we move to Australia.