Italy is very beautiful！! Italy is very beautiful!

English doesn't use the double with punctuation (i.e. ! instead of ！)

Italy is very beautiful！! Italy is very beautiful!

Removed the space between beautiful and the exclamation mark.

My favorite place is the back alley. My favorite place is the back alley.

Or "My favourite places are the back alleys"

My favorite place is back alley. My favorite place is back alley.

My favorite place iss are the back alleys. My favorite places are the back alleys.

Since "back alley" is a category of place, instead of one place, it's better to use the plural here.

My favorite place is back alley. My favorite place is back alley.

I left this unchanged as i don't know if this is a place name or just referring to back alleys.

My favorite place is the back alleyies. My favorite place is the back allies.

I want to eat food iss like pizza and pasta. I want to eat foods like pizza and pasta.

IThe food I most want to eat food is pizza and pasta. The food I most want to eat is pizza and pasta.

The food I want to eat food is pizza and pasta. The food I want to eat is pizza and pasta.

Hopefully this is what you were trying to say.

I want to eat food islike pizza and pasta. I want to eat food like pizza and pasta.

I want to warlk in the bueatutiful city. I want to walk in the beautiful city.

I want to wark in the bueatful city. I want to wark in the bueatful city.

I want to walk in its beautiful cities.

I want to waork in the bueatutiful city. I want to work in the beautiful city.

I want to waork in the bueatutiful city. I want to work in the beautiful city.

I was not sure if this was trying to say work or walk so i changed it to work.

I want to waork in the bueatutiful city. I want to work in the beautiful city.