He is my close friend.

Eriko is my best friend.

Moriko is my best friend.

The job of a sales clerk is to introduce products to customers.

I go jogging every day.

They eventually ended up getting a divorce.

His shrewdness is an important element for success in business.

He is naturally intelligent, always getting the top grades in school tests.

He promised to execute the contract.

He carried out his promise.