Page 170 - University English for non-speacalist

English prepositions
In grammar, a preposition is a word which is used before a noun, a noun phrase or a pronoun,
connecting it to another word. In the sentences:

"We jumped in the lake"
"Many shops don't open on Sundays."

"in" and "on" are prepositions

Generally speaking one can classify prepositions in three groups:
prepositions of time
prepositions of place
other kinds of prepositions.

1) Preposition of Time:
We use many different prepositions for talking about time. For example,

Preposition of Explanations Example
time

- Days - Many shops don't open on Sundays.

On - Weekend (American - What did you do on the weekend?

English)

- months / seasons / year - I visited Italy in July, in spring, in 1994.

In - morning / evening / - In the evenings, I like to relax.

afternoon - This is the first cigarette I've had in three

- period of time years.

At - Night - It gets cold at night.

- weekend (British English) - What did you do at the weekend?

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