题目内容

在非洲草原上,一头凶猛的豹子可以抓住几乎任何一只它决定捕捉的羚羊。而羚羊一旦被饥饿的豹子盯上,它最好的逃生机会,就是这头豹子很快又找到另一只动物作为其攻击的目标。因此,羚羊跟随群体活动可以减少被豹子吃掉的危险。 以下哪一项是上面论证所依据的假设

A. 豹子主要靠捕食羚羊为生。
B. 豹子不能一次吃掉整个羚羊群。
C. 羚羊的奔跑速度非常快,豹子抓到它并不是很容易。
D. 在非洲草原上,豹子是羚羊的主要天敌。
E. 羚羊群中羚羊的绝对数量能够阻止豹子的攻击。

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A powerful earthquake struck an area near the northern coast of Chile on Wednesday. The earthquake came a day after an even stronger quake 1 the area. The earlier quake was 2 for at least six deaths.The United States Geological Survey says a 7.8 3 aftershock hit northern Chile late Wednesday night, local time. U.S. officials said the aftershock was centered about 23 kilometers south of the port of Iquique. They said it struck at a depth of 20 kilometers below sea 4 .The aftershock led Chilean officials to order thousands of people away from 5 areas. It also led to warnings of high tsunami waves in parts of the Pacific Ocean. The orders and tsunami warnings were later 6 . Chilean police and soldiers guarded coastal communities to prevent 7 on homes and businesses. Television video showed damaged buildings in Iquique. But officials found surprisingly 8 damage from the quake. President Michelle Bachelet visited the 9 area. She spoke to the nation about the disaster. She also said 10 measures have been taken to protect lives and property. Earthquakes are 11 common in Chile. They are also a fact of life in the American state of California. Scientists say a quake of magnitude eight or higher could strike along the San Andreas Fault in coming years. The San Andreas Fault extends from north to south through California. Thousands died in its last major rupture, or movement. 12 took place near the city of San Francisco in 1906.Smaller earthquakes also can be 13 if they strike close to heavily 14 areas. Safety experts say every home needs to have a plan of action, supplies food and water, and emergency equipment.Kate Hutton is a seismologist at the California Institute of Technology. She specializes in the study of earthquakes. Kate Hutton admits there is no way to 15 earthquakes, so being prepared is the best defense.

A. humid
B. remote
C. urban
D. coastal

A powerful earthquake struck an area near the northern coast of Chile on Wednesday. The earthquake came a day after an even stronger quake 1 the area. The earlier quake was 2 for at least six deaths.The United States Geological Survey says a 7.8 3 aftershock hit northern Chile late Wednesday night, local time. U.S. officials said the aftershock was centered about 23 kilometers south of the port of Iquique. They said it struck at a depth of 20 kilometers below sea 4 .The aftershock led Chilean officials to order thousands of people away from 5 areas. It also led to warnings of high tsunami waves in parts of the Pacific Ocean. The orders and tsunami warnings were later 6 . Chilean police and soldiers guarded coastal communities to prevent 7 on homes and businesses. Television video showed damaged buildings in Iquique. But officials found surprisingly 8 damage from the quake. President Michelle Bachelet visited the 9 area. She spoke to the nation about the disaster. She also said 10 measures have been taken to protect lives and property. Earthquakes are 11 common in Chile. They are also a fact of life in the American state of California. Scientists say a quake of magnitude eight or higher could strike along the San Andreas Fault in coming years. The San Andreas Fault extends from north to south through California. Thousands died in its last major rupture, or movement. 12 took place near the city of San Francisco in 1906.Smaller earthquakes also can be 13 if they strike close to heavily 14 areas. Safety experts say every home needs to have a plan of action, supplies food and water, and emergency equipment.Kate Hutton is a seismologist at the California Institute of Technology. She specializes in the study of earthquakes. Kate Hutton admits there is no way to 15 earthquakes, so being prepared is the best defense.

A. explain
B. respect
C. study
D. predict

Winners do not dedicate their lives to a concept of what they imagine they should be; 1 rather, they are themselves and as such do not use their energy putting on a performance, maintaining pretence and manipulating others. 2 They are aware that there is a difference between being loving and acting loving, between being stupid and acting stupid, between being knowledgeable and acting knowledgeable. 3 They can separate facts from opinions and don"t pretend to have all the answers. 4 They listen to others; evaluate what they say, but come to their own conclusions. 5 Although winners can admire and respect other people, they are not totally defined, demolished, bound, or awed by them.

即使天下最勤奋的人,也不可能读完天下所有的书。 以下哪项最为准确地表达了上述断定的意思

A. 天下最勤奋的人必定读不完天下所有的书。
B. 天下最勤奋的人不一定能读完天下所有的书。
C. 天下最勤奋的人有可能读完天下所有的书。
D. 读完天下所有书的人必定是天下最勤奋的人。
E. 不勤奋的人,是不可能读完天下所有的书的。

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