What is a complete sentence

A complete sentence has at least one main clause, or subject-verb pair.they are called a pair because they match and they match because they work together and flow together one half express an action or being and the other half or subject is whatever or whoever does the action or exists in the star of being

Omg this looks soo much fun :) anyways heres what i put together.

I am sad and lonely

I wonder how long it will last

I hear people talking

I see people laughing I want to smile but i cant

I am sad and lonely

I pretend every things ok

I feel lonely

I touch mirror

I worry that im not good enough

I cry because i fill like no one likes me

I am sad and lonely

I understand that im not like anyone else

I say im ok but im not

I dream that every thing dose not matter

I try to look like everyone but it doesn't help

I hope i fill as happy inside like everyone else

I am sad and lonely

Wow powerful lol Hoped I Helped