TheWorldExpo（世界博览会）isaworld-wideexhibition（展览），anditaimedtoshowmankind'sgreatsuccessinartworkandtraditionalcraftwork（手工艺术）atfirst．Duringitshistory，ithasbecomethelargestinternationale

Question

The World Expo（世界博览会）is a world-wide exhibition （展览），and it aimed to show mankind's great success in artwork and traditional craftwork （手工艺术）at first．During its history，it has become the largest international exhibition to show the world's great success in society and culture，as well as science and technology．Moreover，every expo also gets hundreds of thousands of visitors coming to see its different kinds of performances and buildings．Usually，the World Expo is held by the government oi a country．And many other countries and international organizations also take part in each expo，It is usually help every live years，and it lasts for six months．
From the first World Expo held in London in 1851world expos have been held successfully for many years．After the 1933World Expo when Chicago spt up its own theme（主题），the following expos also had their own special themes．
Shanghai，the largest city in China，has won； the chance to hold|he Expo in 2010．It's held in a developing country for the first tirrid It is a good chance for China to show its achievements in many fields．The theme of the Expo is"Better City，Better Life"．We all really hope that our city can become more exciting and that we can enjoy life to the fullest．And Shanghai Expo has its own mascot （吉祥物） Haibao．Its shape is from the Chinese character"人"-people．It shows Chinese culture very well．Haibao has a round blue body and a friendly face．Its big feet support its body and this shows that China is able to host an excellent World Expo．
46．How long is the history of the World Expo___？
A．About 100 years．
B．About 120 years．
C．About 160 years．
D．About 200 years．
47．From the passage we know that the World Expo is held___．
A．every six months
B．once a year
C．every four years
D．every five years
48．The World Expo is usually held by___．
A．a developing country
B．the largest pity in the world
C．an international organization
D．the government of a country
49．The World Expo shows the achievements in all of the following except___．
A．international relations
B．society and culture
C．science and technology
D．different kinds of buildings
50．What does"Better city，Better life"mean___？
A．Shanghai will become the best city in the world．
B．Our city will be more exciting and we'll all be happier．
C．All the Chinese people will live in bigger cities soon．
D．The city life will be even better than the village life．

Answer 1

46．C，推理判断题，文中提到"From the first World Expo held in London in 1851"，第一届世博会在1851年，伦敦举行，距今已经160多年了，所以选择C．47．D，推理判断题，文中提到"It is usually help ...