词语运用与补全对话专项练习（一）词语运用havebuildingeachlookfirsttheyinenoughfinishbutmuchatDo you know the differences between the new building and the old ones
Old buildings 66brick(砖)and stone walls
The walls hold up the 67
In cities,many modern building 68as if they are made just of windows
Walls of darkglass reach high into the air
Many buildings are 69than 50 stories(层)tall
Are walls of glass strong 70to hold up the new buildings
No,The new glass walls donot hold up the buildings,71they only cover up the frame(框架)made of steel
Have youever watched a new building going up
The steel frame is built 72
Then the glass walls arehung on the frame
When the building is 73,the frame does not show
The outside lookslike windows without walls
The glass walls shine 74the sun with no decoration(装饰)
Many people find
