Question

   have   building   each   look  first   they  in  enough  finish  but  much  at

Do you know the differences between the new building and the old ones?

Old buildings     1     brick(砖)and stone walls. The walls hold up the  2 .

In cities, many modern building     3    as if they are made just of windows. Walls of dark glass reach high into the air. Many buildings are    4   than 50 stories(层)tall.

Are walls of glass strong    5    to hold up the new buildings? No, The new glass walls do not hold up the buildings,    6    they only cover up the frame(框架)made of steel. Have you ever watched a new building going up? The steel frame is built    7  .Then the glass walls are hung on the frame. When the building is    8   ,the frame does not show. The outside looks like windows without walls. The glass walls shine   9   the sun with no decoration(装饰).Many people find    10    beautiful just as they are.

1._________  2._________  3._________  4._________  5._________ 

6._________  7._________  8._________  9._________ 10._________                       

Answer 1

1．Have   2.building  3.look   4.more   5.enough   6.but 7.first  8.finished  9.in  10.them