1.Radio is a boon to the blind.

1.收音机对盲来说受益匪浅。

2.The monitor is a person who seldom asks a boon of others.

2.我们班长是个很少请帮忙的。

3.A car is a real boon when you live in the country.

3.住, 有辆汽车确实极为方便。

4.A bicycle is a real boon when you live in a small town.

4.住小城镇上,有辆自行车确实极为方便。

5.The building scheme comes as an enormous boon for the building industry.

5.该建筑方案为建筑业带来巨大的好处。