2012专四真题

　　PART III CLOZE 【15 MIN】

　　Decide which of the choices given below would best complete the passage if inserted in the corresponding blanks.Mark the best choice for each blank on Answer Sheet Two.

　　The earthquake of 26th December 2004 resulted in one of the worst natural disasters in living memory.It was a (31) _____ underwater quake and occurred in the Indian Ocean.It (32) ____ coastlines，communities and brought death to many people.

　　Why do earthquakes happen?

　　The surface of the earth has not always looked as it does today;it is moving(33)____ (although very slowly)and has done so for billions of years.This is one(34)____ of earthquakes，when one section of the earth (tectonic plate)(35)____ another.Scientists can predict where but not(36)____ this might happen and the area between plates is called a fault line.On one fault line in Kobe，Japan in 1923 over 200,000 people were killed.(37)____，earthquakes do not always

　　happen on fault lines，(38)____ is why they are so dangerous and (39)____.

　　Where do volcanoes happen?

　　Volcanoes happen where the earth's(40)____ is thin：lava，dust and gases(41)____ from beneath the earth.They can rise into a huge cone shape like a mountain and erupt，(42)____ they can be so violent(43)____ they just explode directly from the earth with no warning.There are 1511(44)'____' volcanoes in the world.This means that they may(45)____ be dangerous.In 1985 the Colombian volcano Nevado del Ruiz erupted.The lava melted a glacier and sent tones of mud(46)____ the town below.Twenty thousand people died.Natural disasters like volcanic eruptions are often unpredictable.We regularly do not know when they(47)____ pen，or (48)____ where they will happen.In the future，scientists may be able to watch and predict(49)____ before they happen.This could(50)____ many lives.

　　31.A.massive B.significant C.great D.grand

　　32.A.changed B.converted C.destroyed D.transformed

　　33.A.frequently B.continuously C.regularly D.periodically

　　34.A.source B.reason C.movement D.cause

　　35.A.collides with B.confronts with C.meets with D.faces with

　　36.A.how B.why C.when D.what

　　37.A.Generally B.However C.Similarly D.Anyway

　　38.A.that B.it C.this D.which

　　39.A.unpredictable B.unaccountable C.inevitable D.irresistible

　　40.A.surface B.appearance C.crust D.cover

　　41.A.flowed out B.burst out C.1eaked out D.trickled out

　　42.A.or B.and C.nor D.but

　　43.A.like B.for C.as D.that

　　44.A.living B.active C.alive D.live

　　45.A.relatively B.hardly C.still D.gradually

　　46.A.down B.on C.across D.beyond

　　47.A.are to B.should C.must D.might

　　48.A.else B.even C.though D.whether

　　49.A.accidents B.incidents C.occasions D.events

　　50.A.rescue B.save C.preserve D.shelter

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