单项选择题
A. Hardly ever. B. No wonder you look so well. C. Follow my advice. D. I’m sure. E. Do you want to go with me F. Right on! G. Have a nice day. H. That’s too bad.
A．a map B．a paper airplane C．an atom D．a light bulb
A．Selling and Buying. B．What is the Market C．Everything you do Is producing for the market. D．What the market can do for you