单项选择题
A. Of course not. B. What’s wrong with you C. I’m so glad you could come. D. Yes, but why E. Just so-so. F. Thank you! G. But he panned to. H. Why don’t you...
A. A historian. B. A government officer. C. A sociologist. D. An Educator.
A.hopeful B.beneficial C.complicated D.impossible