1.I send you a letter expressing my gratitude for your help.
2.Expressing your feelings ,you weill find happiness.
3.Not everyoane find expressing their feelings easy.
4.Necessity is the mother of invention.
5.Parental guidance is a necessity.
6.A good pair of boots is a necessity when you are going to the mountains.
7.The agent is known as Bound,James BOUND.
8.The agent is known for his abilities.
9.Theagency stops the operation because the agent is known very well.