1. make sure
I just want to make sure you remember about our meeting.
“Did you lock the front door?” “I think so, but I’d better make sure.”
Do you always make sure that you have your mobile phene with you when you leave house
Let`s make sure it works.
Please make sure the windows are closed before you leave the house.
Phone Tom to make sure he knows about the basketball game.
I'll make sure the door is locked
you need to make sure how to spell a word bedore you write it down in your notes.