Examples of using "役立つでしょ" in a sentence and their english translations:
Whichever you may choose, it will do you a lot of good.
They will help you to get warm.
Your gift will go far towards helping to build the children's hospital.
A little knowledge of Spanish will go a long way toward making your trip to Mexico enjoyable.
But although NASA now possessed the knowledge and technology to land on the Moon, it would