Page 171 - University English for non-speacalist

Used to show an exact or a - There's a meeting at 2.30 this afternoon /
particular time: at lunch time.

Since - From a particular time in - England have not won the World Cup in
the past until a later time, football since1966
or until now
- I'm just going to bed for an hour or so.
- Used to show an amount of
For - The dinosaurs died out 65 million
years ago.
time.
- She's always up before dawn.
- Back in the past; back in
Ago - It's twenty to six.

time from the present. - Five past ten
- It's only two weeks to Christmas.
Before - At or during a time earlier
than - The museum is open from 9.30 to 6.00
Tuesday to Sunday.
- Used when saying the time,
To to mean before the stated - We waited till / until half past six for you.
- She had promised to be back by five
hour
o'clock.
Past - Telling the time

- Until a particular time,
To marking end of a period of

time

From - Used to show the time
when something starts

Till / Until - Up to (the time that)

- Not later than; at or before
By

2) Preposition of Place:

Preposition of Explanation Example
place
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