公安队伍是一支政治坚定、忠于职守、（）、有坚强战斗力的队伍。
A.勤劳勇敢
B.不怕牺牲
C.勇于吃苦
D.勇于奉献
参考答案：D
胃中虚寒，呕吐物特征为（）。
A.呕吐黄水味苦
B.呕吐酸水绿水
C.泛吐清水
D.呕吐酸腐难闻
E.呕吐涎沫
小题1:If you are interested in western education, you might call _________.
A.010- 100125 B. 800 819 0260 C. 021-5158 1658 D. 6465 7788
小题2:If you would like to organize a large meeting or conference, you should contact __________.
A．Office General
B．Apollo Business Center
C．Canadian International School
D．None of the above小题3:You may _________ to get more information about any of the three ads（广告）.
A．send an email
B．use a fax(传真) machine
C．go by yourself
D．visit some websites
