---- Let’s go shopping at the new mall. ---- Why not shop on line? It’s _________. A. less expensive B. expensive C. more expensive
We can learn a lot Chinese history.
—is it from your home to your school? —It takes about twenty minutes by bike.
—David, you left your English book on the desk? —It isn’t . I think it is .
—your hometown like? —It’ s a good place .
—Are you busy today? —Yes, I have ______ homework to do.