To is a preposition; a word that demonstrates the relationship between two things. It can also show motion toward a point, making it the opposite of from. Too is an adverb that indicates an excessive amount, higher degree, or agreement. It is also used synonymously with really, also, or in addition.
As homophones (words that have the same pronunciation but different meanings or spellings), to and too are often misused. Use these English language grammar rules above to choose the correct word.
As a preposition, to is used to indicate the following:
To is also used before a verb to create the to + infinitive form:
He loves to dive into the pool headfirst.
She needs to leave school early today.
They have to go to the grocery store and the gas station.
Too is always an adverb used in to indicate an excessive amount:
The teacher gave the class too many pages to read over the weekend.
The word too can also be synonymous with really, also, and in addition; often at the end of a sentence.
To check if the word too works in your sentence, replace it with one of the above synonyms; if it makes sense, it is correct:
To as a preposition:
To + infinitive verb form:
Too indicating an excessive amount or higher degree:
Too meaning really, also, or in addition:
Since it is a numeral, two is not typically misused as often as to and too. Since two is always a number, it is either used as a noun or an adjective:
As a noun, two can identify a number of people:
What were the two of them doing?
As an adjective, it can describe a noun. In this example it describes the number of days:
He wanted to take at least two days off.
After working your way through this lesson and video, you have learned:
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