| Beijing’s top hotels are fielding
scores of calls from foreigners and Chinese people eager to book rooms during
the 2008 Olympic Games in the Chinese capital. The luxurious and
recently-renovated Beijing Hotel said it had received nearly 100 telephone
inquiries from people wanting to book rooms during the Games since Beijing won
its bid to host the event. "Out of these people, foreigners make up 30 to 40 per
cent, including people calling from the United States and Europe," a hotel sales
manager surnamed Song said. Minutes before the decision by the International Olympic Committee (IOC) was announced in Moscow, the hotel had already received 50 to 60 such phone calls from would be game-goers gambling on the result. Domestic callers have mainly come from the southern provinces of Guangdong and Fujian. Song said the hotel was not taking reservations, but o A. The 2008 Olympic Games will be hold there. B. More foreigners want to come to China. C. People from the United States and Europe are eager to visit China. D. Those hotels can offer good service. [单选题] 人感染日本血吸虫产生的免疫为( )
A.带虫免疫 B.伴随免疫 C.终身免疫 D.缺少有效的保护性免疫 E.以上都不是 [单选题]在反动级中参与做功的力是(____)。
A.冲动力 B.反动力 C.冲动力和反动力 D.轴向推力 [单选题]ZD9-170/4k型电动转辙机摩擦电流为( )。[323010102]
A.1.9A~2.3A B.2.0A~2.5A C.2.2A~2.6A D.2.3A~2.9A [单选题]小明的电脑安全软件提示系统有漏洞，最恰当的做法是 。
A.立即在线修复漏洞 B.设置安防软件为半年自动更新一次系统漏洞 C.重启电脑 D.重装系统 [单项选择]
The Commercial Revolution was not confined, of course, to the growth of trade and banking. Included in it also were fundamental changes in methods of production. The system of manufacture developed by the craft guilds in the later Middle Ages was rapidly becoming defunct. The guilds themselves, dominated by the master craftsmen, had grown selfish and exclusive. Membership in them was commonly restricted to a few privileged families. Besides, they were so completely choked by tradition that they were unable to make adjustments to changing conditions. Moreover, new industries had sprung up entirely outside the guild system. Characteristic examples were mining and smelting and the woolen industry. The rapid development of these enterprises was stimulated by technical advances, such as the invention of the spinning wheel and the discovery of a new method of making brass, which saved about half of the fuel previously used. In the mining and smelting industries a form of organization w [单选题]取油样时，样品量应满足检测需要。使用便携式色谱仪测试油样一般需采样：( )
A.40-60mL B.40mL C.60mL D.80-100mL [填空题]基础制动装置是利用（ ）原理将活塞推力或手制动机拉力扩大一定倍数的装置。
[单选题]当两个辅助电源系统都发生故障时，空调系统可以通过（ ）使用蓄电池的电能进行工作，但此时空调系统只能工作在通风状态
A.紧急逆变器 B.VVVF逆变器 C.辅助逆变器 D.通风机 [判断题]申请人在领取检验检疫证书后，因故遗失或损坏需要重新补发证书，可以在提供书面说明并经原发证的检验检疫机构审核批准后，重新补发证书。 ( )
[单选题]长的进化过程中，食物匮乏一直是人类面临的首要威胁。由于食物供应的不确定性和食物不能长期保存，人类一直过着饱一顿、饿几顿的生活，能够最大限度有效利用食物的个体具有生存优势。在经历了反复的饥荒选择后，具有生存优势的个体和他们体内的基因，通过自然选择的方式被保留下来。这些基因能在饱餐一顿后刺激大量分泌胰岛素，从而最大限度地转化利用血液中的葡萄糖。虽然这样做的代价是可能导致肥胖，但它对肌体的危害所造成的生存威胁，却直到中年以后才会表现出来，而在人类历史的绝大部分时间里，人的平均寿命不到30岁。
这段文字意在说明：
A.古人的生存环境与现代人完全不同 B.人类的生理结构是自然选择的结果 C.食物匮乏是人类长期应对的首要问题 D.肥胖与人类生存繁衍的优势基因相关 [判断题]牛市看涨垂直套利期权组合主要运用在看好后市，但是又缺乏足够信心的情况下使用，它还可以降低权利金成本。( )
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