1.Traffic laws are of little use if drivers simply ignore them and law enforcement departments fail to adopt effective enforcement programs.

　　如果司机完全无视交通法，法律实施部门不能采取有效的实施程序，交通法就没有一点儿作用。

　　2.Agricultural modernization cannot be achieved unless the government substantially increases funding;farmers accept advanced agronomic techniques;and consumers engaged in a concerted effort to reduce unnecessary and exorbitant waste.

　　除非政府大幅度地增加投资;农民接受高级的农业技术;消费者共同努力减少不必要的过度的浪费，农业现代化就不能实现。

　　3.Effective flood control is not only necessary,but is also essential for protecting the lives of millions of Chinese citizens.

　　有效地控制洪水不仅是必要的，而且对保护数百万中国公民的生命来说是必不可少的。

　　4.Simple expressions of indignation are no substitute for meaningful actions to right a wrong.

　　仅仅表示愤慨不能取代改正错误的有意义的行动。

　　5.Even modest increases in education allocations are better than none .

　　甚至对教育拨款的适度增加都比不增加好。