Learning a new language for your future job could be helpful for an example you can be a interpreter for whatever language you know, you would be helping a lot of other people and also understand what other people are saying if you travel around the world where everyone speaks a certain language for an example Italy :)
I know you search for this and cheat.
1. - А (свободное время)
2. - В (переписываться с друзьями)
3. - А (относиться строго)
There are three morphemes in the word "mailboxes," and those are mail, box, and -es.
/b/ and /m/ are not morphemes, they are phonemes.
