题目内容
In the late l960s．many people in North America turned their attention to environmental problems，and new steel-and-glass skyscraper,5 were widely criticized．Ecologists pointed out that acluster of tall buildings in a city often overburdens public tran
提问人：杨丽梅发布时间：2019-09-19
A． discuss the advantages and disadvantages of skyscrapers
B． compare skyscrapers with other modern structures
C． describe skyscrapers and their effect on the environment
D． illustrate various architectural
点击加载更多评论>>