He has______ strange hobbies like collecting bottle tops and inventing secret codes.
A. gone on
B. gone in for
C. gone with
D. gone through with
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In my opinion, a friendship may be______ , casual, situational or deep and lasting.
A. identical
B. original
C. superficial
D. critical
对呼吸功能障碍者的术前准备，下列哪项是不妥当的
A. 停止吸烟2周，鼓励患者多练习深呼吸和咳嗽
B. 应用支气管扩张剂及雾化吸入等
C. 对经常发作哮喘者给予地塞米松以减轻支气管粘膜水肿
D. 对合并感染者，在应用抗生素的同时施行手术
E. 麻醉前给药量要少，以免呼吸抑制和咳痰困难
甲、乙、丙三人去买书，他们买书的本数都是两位数字，且甲买的书最多，丙买的书最少，又知这些书的总和是偶数，他们的积是3960，那么乙最多买（）本书
A. 18
B. 17
C. 16
D. 15
We can describe Citigroup as______.
A. Citicorp's combination with Travelers
B. a merger of Citigroup and Travelers
C. a company selling insurance policies
D. a rating agency based on Citicorp
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