Are you good at maths –Yes, I am interested in it.

31．With the cell phone available, I can do whatever I want to do and still______in touch with my parents and friends

only too ready to help others, seldom, _____ ,refusing them when they turn to him

Look! She is skiing so fast!—It’s hard to _________ her legs were once broken.

The child said that he had _____ the pen on the desk, but I thought he ____ to me