us后面加什么介词

　　The work was done with the minimum amount of effort.

　　做这项工作没费什么劲。

　　We're buying a new TV with the money.

　　我们要用这笔钱买一台新电视机。

　　Fewer people write with their left hand than with their right.

　　用左手写字的人比用右手的人少。

　　With technological changes many traditional skills have become obsolete.

　　随着技术的革新，许多传统技艺已被淘汰。

　　Not many people agree with the government's prediction that the economy will improve.

　　没有多少人赞同政府认为经济将会有所改善的预测。