Questions about example sentences with, and the definition and usage of "Donot"

A:

Did someone send you a gift?

Dear is a nice way to say “you are special to me” “Dear Mijiji35”

You can send it back means “please accept this gift. If you do not want it you can return it to the store.” They might also mean “send it back to me.”

A: * I do not know how to write in English. *

A: Don’t you worry, is a common phrase used when reassuring someone that there is no need to feel nervous or stressed about a situation

A: The correct is: why don't we....!

A: Do not and don't can be used in the same way, don't is just the simplified version.
I do not like peanut butter.
I don't like Nutella either.

A: “me neither” is the correct way to say it.

A: "I do not know" or "I don't know"

A: I don't know.

A: @Itsuka202107 I don’t want to go into a packed tube and don’t want to spend over almost 2 hours just to get to the meeting point.

A: × i donot konw why the courty pay a lot of money to develop to weapon ,but use a little reource to help the poor.
✓ I do not know why the country pays a lot of money to develop weapons but uses little resources to help the poor.

A: "I don't care about what you did."

A: I don't do the grocery shopping.

A: Try listening to music and singing along. Even just try to make the sounds/word shapes with your mouth. It really helps.

Also, when watching an English movie or listening to an English song, look at the words at the same time.