A. began using binary numbers B. was used to implement the Unix operating system . C. was put into the market D. was used for modeling physical and environmental events 参考答案:C 答案解析:语意题。1959年即the late 1950’s而put into the market即成为商业语言(commercial language),因此C为正确答案。
第33题: [单项选择]临床对颅内压增高的诊断主要根据() A. 腰穿、脑脊液测压 B. CT、MRI检查 C. 脑电图检查 D. 脑血流图检查 E. 临床症状和体格检查 参考答案:E 答案解析:患者症状和体征是临床医师作出高颅内压诊断的主要依据。在严重高颅内压患者,腰穿应慎行或避免。