没有找到GWD-24-1的解答！！！ 谢谢大家！！

saya630

GWD-24-1

Tom Bradley was mayor of Los Angeles from 1973 to 1993, an era when the city had transformed from a collection of suburban neighborhoods to the second-largest city in the United States

.

A.an era when the city had transformed.

B.an era during which the city was transformed.

C.an era that transformed it.

D.during which era the city transformed.

E.during which the city was transformed.


麻烦你们帮我解答一下 答案是B

saya630

up@@！！
麻烦大家帮忙！！！

Raymond_GMAT

refer pls
http://forum.chasedream.com/GMAT_SC/thread-75422-1-1.html?SearchText=GWD 24 1