【正文】 earthquake happened, the Pacific plate jumped 56 meters to the cannot stop earthquake, but we can do things to make sure they do not destroy a whole , it is not a good idea to build houses along the lines where two of the earth’s plates join , if you think there may be an earthquake, it is better to build houses on rock not on , you must make the houses as strong as buildings will fall down in an earthquake, but strong ones may stay are afraid that one day an even bigger earthquake will hit the area around San call it “The Big One”.However, people today are still building more population in and around San Francisco is now ten times more than it was in means that if there is another big earthquake, a great many houses and buildings will be 1976 Tangshan Earthquake1)Which city earns the name “Brave City of China”?Tangshan 2)The deadliest earthquake of the 20th century, a magnitude earthquake hit the sleeping city of Tangshan at 3:42 July 28, )Which of the following gave some advance warnings of an impending earthquake? water rose and fell with cracking or refused to eat and ran around and yellow weasels ran around to goldfish jumped wildly in its lights(fireballs)as well as loud sounds were seen the night preceding the )The Tangshan earthquake lasted approximately 1416 the earthquake hit, 242419 people were dead or dying。in others they were caught by the middle, and pressed to death.”In the 17th and 18th centuries, it was believed in the Western world that because earthquakes normally occurred in nonChristian countries, they were signs of God’s anger with the inhabitants of these fact, every day the earth is shaken by hundreds of small earthquakes, most going usually occur along the boundaries of thin plates that cover the earth like egg by the heat deep within the earth’s core, plates grind against each other along lines called plates find their motions blocked, stress builds the fault gives energy races through the earth in a form of seismic waves(震波)and a quake much do you know about other natural disasters?In addition to the earthquake, the human society as a whole is also cursed with a long list of other natural disasters, among which are flood, mudrock flow(泥石流), landslide(山體滑坡), typhoon, hurricane(颶風(fēng)), tornado(龍卷風(fēng)), snowstorm(暴風(fēng)雪), hailstorm(冰雹), sand storm(沙塵暴), drought(干旱), plague of locusts(蝗災(zāi)), the spread of desert, the spread of infectious diseases such as SARS(非典), and volcanic eruptions(火山噴發(fā)), the most famous example of which is the Great Pompeii, quickly covered with volcanic contributors to these natural disasters are plex and disasters such as earthquakes and volcanic eruptions result from the movement of plates along the weaknesses in the Earth’s others, like flood, sand storm, and the spread of desert, stem from human ’s mindless enthusiasm for unrestrained economic growth has led to a sharp decline of forestry, a rapid desertification of farming land, an irreparable depletion of ozone layer, a global worsening of greenhouse effect, and a swift extinction of species, all of which in turn bring about more Analysis can we know about warning signs of earthquakes?1)Wire the earth and sea …2)Watch animals and plants …3)The amount of radon waxes … animals show what signs of earthquakes?1)hens—cages2)snakes—freeze3)dogs—bark a lot4)fish—surface5)birds—noisy— fly unusually Some advance warnings of an impending water rose and fell with cracking or refused to eat and ran around chirping(吱喳而鳴). and yellow weasels(黃鼠狼)ran around to goldfish jumped wildly in its lights(fireballs)as well as loud sounds were seen the night preceding the are most of the people killed in an earthquake?By falling building structures might prevent the great destruction of property?1)Steel joint/an Ijoint2)Equally strong columns amp。 strong walls should people do to prepare their houses?1)Check/reinforce homes …2)Place heavy objects …3)Attach cupboards amp。 foodradio receivertorchextra batteriesfirstaid suppliesspadetentropeclothingfire extinguisherauxiliary cooking amp。and seeing if the amount of radon(Rn)in the water under the surface of the Earth waxes before an for developing it: Exemplification:()In Japan, scientists have wired the Earth and sea? The Chinese have traditionally watched animals and plants for? For example, ? Before the Hansin earthquake in Japan, ?Part II Prevention: To prevent buildings from threatening our lives, new structures need to be built with an Ijoint steel, with columns and horizontal beams of equal strength, and with light roofs。3)? of equal strength 4)? enclosed in III Preparation: To prepare for a great quake, you need to keep survival supplies at home and at work。make sure what to do in case of a quake。2)Have a fire extinguisher handy。2)It will be possible to predict quakes with accuracy。 enclose ?將某物包入／裝入Enclosed in his letter was a birthday card, on which was a message —Turn my little card into white clouds that take my endless blessings to ,捎去我無盡的祝福。 check in登記 / 報(bào)到He checked in at this hotel under a false name last night but this morning he checked learn a great deal about對(duì)了解甚多With this book, you can learn a great deal about the conditions and customs of ，你可以了解許多有關(guān)非洲的風(fēng)土人情。 be resistant to?對(duì)有抵抗力 / 抵制力The best way of keeping yourself far away from diseases is to build up your resistance to them by 。 Points data seem to indicate that the amount of radon(Rn)in the water under the surface of the Earth waxes before an earthquake.()Meaning: Data collected from experiments seem to indicate that the amount of the element radon(Rn)in the water under the surface of the Earth increases before an , building structures that can withstand the power of earthquakes is a major concern.()Meaning: Therefore, people are very concerned about having buildings that are strong enough to resist the power of new structures are built with a new type of steel joint,