为了缓解城市交通拥挤的状况，市长建议对每天进入市区的私家车收取5元的拥堵费。市长说，这个费用超过了乘公交车进出市区的车费，所以很多人不会再开私家车上班，而改乘公交车。下列哪项为真，最能削弱市长的结论（）

A．汽油价格的大幅上涨将增加开车上下班的成本

B．对多数开私家车进入市区的人来说，在市区内停车的费用已经远远超过了乘公交车的费用

C．现在多数乘公交车的人没有私家车

D． 很多开车上下班的人反对市长的计划，他们宁愿承受交通阻塞也不愿交那5元钱

同义句转换

1. Besides some injuries to his face and hands, he broke both legs.

                 _ some injuries to his face and hands, he broke both legs.

2. If you hadn't helped us, we would not have finished our task on time.

                 _ your help, we would not have finished our task on time.