单项选择题
A. Where have yon been B. What do you do C. An interesting place D. a part-time job E. And what do you do F. been there G. Thai sounds interesting H. Which restaurant
A．Give instructions on calling for help. B．Partly-learned information is useless. C．Teach children how to deal with emergencies. D．Keep what children learn within their abilities.
A．$ 5,000. B．$ 5,000. C．$ 10,800. D．$ 15,800.