Her sister isn’t ________ to carry the box on her own.

Why does Sally look so unhappy?—It’s a bad morning for her. When she got off the bus, sheshe had left her purse on it.

You’ve dropped _______ “s” in the word “success”. ―Oh, _______ letter “s” is doubled.

What do you want to be in the future，Nick?—I want to be__________ pilot. It is________ exciting job.

They won’t make new problems _________ you.[ ]