I don’t know why you are so concerned —it’s not your problem _____ .

You don’t need to teach ___________ how to cook and sew. I can teach ___________.

Ben was helping his mother when the rain began to beat heavily the windows.

Why didn’t you ask for help,____ trying to do it on your own? [ ]

What did he _______ just now—Sorry, I didn’t catch his words. I _______ about something else.