Adverbs and Prepositions

Adverbs are words or groups of words which tell time, place, frequency or manner.

My father ate Chinese food yesterday.   Lucy went there.

My father ate at that Chinese dining hall last week.   Lucy went downtown.

Prepositions are usually followed by objects in prepositional phrases. They can also be used to indicate time, place, frequency, duration, reason, manner, or to show contrast.

Tony ate lunch at noon.   Lily went to the shopping mall.
  I ate in the cafeteria.   She walked into the house.

*Do not use adverbs as objects of prepositions.


I went to somewhere.   I went somewhere.

I was busy at last night.   I was busy last night.

David works in a big company.   David works a big company.

She came to school on yesterday.   She came school yesterday

Be careful with words such as home, downtown, today, next/last week, etc. which are sometimes used as adverbs and sometimes used as nouns.

As adverbs   As nouns

I will go back tomorrow.   Tomorrow is another day.

She went home last night.   They built a home in Oregon.

Next week I will travel to Iowa.   Next week is my vacation.

Grammar : Adverbs