2. 考研
  3. Can earthquake be predicted? Scientists are (1)_____ programs to predict where and when an earthquake will occur. They hope to (

Can earthquake be predicted? Scientists are (1)_____ programs to predict where and when an earthquake will occur. They hope to (

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问题     Can earthquake be predicted? Scientists are (1)_____ programs to predict where and when an earthquake will occur. They hope to (2)_____ an early warning system that can be used to (3)_____ earth-quakes so that lives can be saved. The scientists who are (4)_____ this work is called seismologists. The word seismologist is (5)_____ from the Greek word seismos, meaning earthquake.
    Earthquakes are the most dangerous and (6)_____ of all natural events. They occur in many parts of the world. Giant earthquakes have been (7)_____ in Iran, China, India, Alaska, and so on. Two of the biggest earthquakes that were ever recorded (8)_____ in China and Alaska, which measured about 8.5 on the Richter Scale. The Richter Scale was (9)_____ by Charles Richter in 1935, and compares the energy (10)_____ of earthquakes. An earthquake that measures a 2 on the scale can be felt but causes (11)_____ damage. One that measures 4.5 on the scale can cause slight damage, and an earth-quake that has a reading of over 7 can cause (12)_____ damage. It is important to note that a reading of 4 indicates a quake ten times as strong as one with a reading of 3. How do earthquakes occur? Earthquakes are caused by the shifting of rocks along cracks, or faults, in the earth’s crust. The (13)_____ is produced when rocks near each other are pulled (14)_____ different directions.
    Earthquake (15)_____ is in its infancy. Scientists have only a (16)_____ understanding of the physical (17)_____ that cause earthquakes. Much more research has to be done. New and more up-to-date (18)_____ have to be found for collecting earthquake data and analyzing it. (19)_____, seismologists have had some success in predicting earthquakes. Several small earthquakes were predicted. While this is a small start, it is (20)_____ a beginning.

选项 A、modes
B、manners
C、methods
D、routines
答案C
解析 语义衔接题。本段第三句指出必须做更多的研究工作；紧接着作者进一步解释说必须要找到收集地震数据和对数据进行分析的更新的方法。method意为"方法"，符合上下文的语义要求。mode，manner和routine都表示"方法"之意：mode通常指由传统或习俗影响或引起的行事方法；manner强调行动或步骤的具有个性和独特性的方法；routine指习惯性的、通常是让人厌倦的方法。本句中的方法是指详细的、符合逻辑的方法，故选methods。
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考研英语一

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