Question

wht is on
is it preposition

Answer 1

Answer:

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Explanation:

A preposition is an important part of the English language. It is used to show a relationship between the noun and pronoun in a sentence. A preposition must always be followed by a noun or pronoun in a sentence. It can never be followed by a verb.

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Answer 2

Explanation:

The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart.

The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide. These roadways travel in one direction only, to keep things going where they should.