Can I help you—_________. I want a sweater.

have an appointment ________ Dr.Smith，but I need to change it. (2013·北京，26)

When I returned to my study, I found the floor thoroughly_____ and all my books _____ according to the types of books[ ]

We were ____ giving up ____ they came to help us out[ ]

would prefer _______ a low-income job that I am interested in rather than _________ my interest.