Directions: Complete the following passage by using the words in the box. Each word can only be used once. Note that there is one word more than you need. A. endure B. constructed C. chosen D. specialized AB. adaptable AC. survive AD. increasingly BC. accumulate BD. financially CD. mass Architecture is to building as literature is to the printed word. The best buildings are often so well ___小题1:___ that they outlast their original use. They then ___小题2:___ not only as beautiful objects, but as documents of the history of cultures. These achievements are never wholly the work of individuals. Architecture is a social art. Many kinds of stones are used as building materials. Stones and marbles are ____小题3:__ for important monuments because they are not burnable and can be expected to __小题4:____. Stone architecture was often blended with stone sculpture. The use of stones has declined, however, because a number of other materials are more ____小题5:__ to industrial use. The complexity of modern life calls for a variety of buildings. More people live in ____小题6:____ housing and go to work in large office buildings, send their children to many different kinds of schools, and when they are sick they go to ___小题7:___ hospitals and clinics. All these different types of buildings ____小题8:____ experiences needed by their designers. By the middle of the 20 th century, modern architecture, which was influenced by new technology and mass production, was dealing with ___小题9:__ complex social needs. Important characteristics of modern architectural works are expanses of glass and the use of reinforced concrete. Advances in elevator technology, air conditioning, and electric lighting have all had important effects.