High-level polite language used to refer to someone of higher status.
Doing two actions at the same time. The primary action comes second. Form: Verb stem + ながら. minna no nihongo 2 lesson 26 to 50 pdf grammar link
: Giving advice with 〜ほうがいいです and making deductions using 〜でしょう or 〜かもしれません . High-level polite language used to refer to someone
Explaining purposes ("in order to") and the utility of items. minna no nihongo 2 lesson 26 to 50 pdf grammar link