单项选择题
A. double their number every year B. lose a lot of their babies C. move from place to place constantly D. fight and kill a lot of themselves
A. What time B. May I have your name C. It seems like you D. I’m glad E. How about F. May I help you G. Thanks for calling H. Would you like to
A. a waste of money B. a waste of time C. an expression of taste D. an expression of creativity