b.for
be famous for：因.而著名到底哪个？填for下面的为啥说as？我错了，应该是as。例：Venice is famous for its Gondola. famous for以…着称（威尼斯以贡多拉著名）Venice is famous ---as---"the city of water“ famous as出名的（威尼斯以水的城市出名）天哪这么说 书后的答案又错了！！！！！！！！！其实我也觉得是as