The traffic in big cities is beavier than that in small ones (改同义句） The traffic in small citi
问题描述：
The traffic in big cities is beavier than that in small ones (改同义句） The traffic in small citi
The traffic in big cities is beavier than that in small ones (改同义句）
The traffic in small cities is_____ ______ heavy ____that in the big one.
答
not as as