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【单选题】
There are many factors which may have an influence on adults and children being able to lead a healthy life. Nowadays, people are very busy. Often, both parents work outside the home. Children are expected to take on more responsibility at home to help their parents. They also have sporting and leisure activities as well as school expectations. The busyness also adds another factor: the need to use cars to get from one place to another quickly. Today, society places a lot of emphasis on technology. Computers, DVDs, CDs, television, PlayStations and Xboxes have become major leisure activities, rather than traditional more active pursuits. This has led to a more sedentary lifestyle. The media provide entertainment and information. (79)Unfortunately, they also promote fast food which fits easily into busy lifestyles. It is much more convenient at times to buy a quick takeaway rather than prepare a meal. The media constantly bombard(轰炸) their audience with 'perfect' body images, the need to buy the most fashionable clothes, the most up-to-date computer games, the best places to visit and the best things to do. Environments vary. We may be exposed to pollution, such as cigarette smoke. This can be harmful to people who suffer from breathing difficulties. (80)Environments where passive smoking is unavoidable make it difficult to lead a healthy life. Perhaps the important factor influencing healthy lifestyles is motivation, or the desire to be healthy. Any person who wants to be healthy will find a way to be healthy—if he/she is motivated enough! The passage is mainly about______.
A.
benefits of a healthy life style
B.
demands of daily life
C.
factors affecting a healthy lifestyle
D.
a positive approach to healthy living
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【单选题】若要利用 if-else 语句判断 year 是否闰年,是闰年则返回 1 ,不是闰年则返回 0 。 以下选项中不能完成正确判断的程序段是
A.
if(year%400==0) return 1; else if(year%100!=0) if(year%4==0) return 1; else return 0;
B.
if(year%4!=0) return 0; else if(year%400==0) return 1; else if(year%100==0) return 0; else return 1;
C.
if(year%400!=0) if(year%100==0) return 0; else if(year%4==0) return 1; else return 0; else return 1;
D.
if(year%100==0) if(year%400==0) return 1; else return 0; else if(year%4==0) return 1; else return 0;
【单选题】房室结位于
A.
右房室口与冠状窦口之间的心内膜深面
B.
上腔静脉口与右心耳交界处的心外膜深面
C.
上腔静脉口前方的心内膜深面
D.
右肺静脉入口处
E.
左心房
【单选题】网络接口卡 (NIC)可以做什么?
A.
建立、管理、终止应用之间的会话,管理表示层实体之间的数据交换
B.
在计算机之间建立网络通信机制
C.
为应用进程提供服务
D.
提供建立、维护、终止虚电路,传送差错报告,恢复和信息流控制的机制
【单选题】若要利用if-else语句判断year是否闰年,是闰年则返回1,不是闰年则返回 0。 以下选项中不能完成正确判断的程序段是
A.
if(year%400==0) return 1; else if(year%100!=0) if(year%4==0) return 1; else return 0;
B.
if(year%400!=0) if(year%100==0) return 0; else if(year%4==0) return 1; else return 0; else return 1;
C.
if(year%100==0) if(year%400==0) return 1; else return 0; else if(year%4==0) return 1; else return 0;
D.
if(year%4!=0)  return 0; else if(year%400==0) return 1; else if(year%100==0) return 0; else return 1;
【简答题】慕尼黑浓色啤酒色泽深,具有浓郁的(),口味浓醇而不甜,苦味()
【判断题】铁路行车安全监测设备应实现信息共享,为运输组织、行车指挥、设备检修、救援及事故分析等提供信息。
A.
正确
B.
错误
【简答题】膀胱经位于______肢______侧______缘;肾经位于______肢______侧______缘;心经位于______肢______侧______缘。
【单选题】马克思、恩格斯进一步发展和完善了英国古典经济学的理论是( )。
A.
辩证法
B.
历史观
C.
劳动价值论
D.
剩余价值论
【单选题】关于病毒与肿瘤发生的关系,哪项组合是错误的
A.
EBV—鼻咽癌
B.
汉坦病毒—肺癌
C.
HBV—原发性肝癌
D.
HSV-2—宫颈癌
E.
HHV-8—卡波西肉瘤
【单选题】与立克次体有共同抗原的细菌是
A.
大肠埃希菌
B.
变形杆菌
C.
白喉棒状杆菌
D.
痢疾志贺菌
E.
伤寒沙门菌
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