5.140 end time
Similarly, if you want to say that a situation continues for some time and then stops, you can indicate the time when it stops by using the preposition 'until' with a time expression or an event.
- The school was kept open until ten o'clock five nights a week.
- They danced and laughed and talked until dawn.
- She walked back again and sat in her room until dinner.
- I've just discovered she's only here until Sunday.
- He had been willing to wait until the following summer.
- Until the third century A.D. female slaves were below the law.
- Until that meeting, most of us knew very little about him.
'Until' can also be used in negative clauses to say that something did not or will not happen before a particular time.
- We won't get them until September.
- My plane does not leave until tomorrow morning.
- No one I knew had cars until the twenties.
- It won't happen for many good months to come --- probably not until the spring.
'Until' can also be used with other prepositional phrases that indicate a point in time.
- The Count had resolved to wait until after Christmas to propose to Gertrude.
Some people use 'till' instead of 'until', especially in informal English.
- Sometimes I lie in bed till nine o'clock.
'Up to' and 'up till' are also sometimes used, mainly before 'now' and 'then'.
- Up to now the Warsaw pact had held the whole initiative.
- It was something he had never even considered up till now.
- I had a three-wheel bike up to a few years ago but it got harder and harder to push it along.
5.141
You can also use the preposition 'before' to indicate when a situation ends.
- Before 1716 Cheltenham had been a small market town.
- Before ten and after six the area is empty.