单项选择题
A. in great need B. reckless C. hopeless D. skillful
A. They are not useful. B. They foster unnecessary competition. C. They should be optional. D. They are currently in use.
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.