题目

2006年8月中旬，湖南省资兴市遇到了百年不遇的洪水灾害。在资兴市的东江湖岸边的O点处（可视湖岸为直线）停放着一只救人的小船，由于缆绳突然断开，小船被风刮跑，其方向与湖岸成15°，速度为2.5km/h，同时岸上一人，从同一地点开始追赶小船，已知他在岸上追的速度为4 km/h，在水中游的速度为2 km/h，问此人能否追上小船？若小船速度改变，则小船能被此人追上的最大速度是多少Unexpected things may happen every day but no one can tell when and where. People usually get surprised or frightened by such things.One day I 36 a taxi to go to a meeting. As it came near the corner, the taxi stopped suddenly.The 37       got out looking very puzzled(迷惑). A big 38  which had been following the taxi stopped, too. The taxi driver was now 39  at the corner looking up 40 the sky and the truck driver got out and 41  him. A number of cars behind them were 42  to stop as well and a large crowd of people had 43 at the corner.The cause of all this 44  was a very strange noise. It 45  as if thousands and thousands of  46  were chirping（鸣叫）.The sound of so 47 birds toghter was quite surprising and many people looked 48 . The most extraordinary thing was that,except one or two  49 , there was not a bird in 50 . No one was able to know why — 51 two policemen arrived on the scene. They walked all around the area for a while and then went over near the railroad tracks beside a big board advertisement(广告)for a 52  . Since the noise seemed to be coming from around there, they climbed up and found that two loudspeakers had been  53 behind the advertisement.The bird noises were being broadcast to 54  attention to the film advertisement.The cinema that made this advertisement was 55 to take the loudspeakers away, because they caused trouble and people were tired of them.小题1:A．ran B．droveC．tookD．rode小题2:A．travellersB．passagersC．driverD．conductor小题3:A．truckB．busC．carD．bike小题4:A．ridingB．movingC．sittingD．standing小题5:A．forB．afterC．overD．at小题6:A．preventedB．joinedC．watchedD．left小题7:A．toldB．orderedC．forcedD．driven小题8:A．appearedB．gatheredC．aimedD．covered小题9:A．accidentB．thingC．matterD．trouble小题10:A．heardB．lookedC．feltD．sounded小题11:A．animalsB．peopleC．birdsD．beasts小题12:A．bigB．wildC．strangeD．many小题13:A．disappointedB．frightenedC．wonderedD．worried小题14:A．starsB．treesC．snakesD．sparrows小题15:A．distanceB．snowC．sightD．silence小题16:A．afterB．untilC．as D．since小题17:A．shopB．filmC．factoryD．notice小题18:A．hiddenB．keptC．brokenD．fixed小题19:A．directB．payC．giveD．call小题20:.A．suggestedB．advisedC．orderedD．persuaded