单项选择题

The purpose of writing a letter of application is to ______.
A) sell oneself as a product C) help a company to hire people
B) try your best to get a good job D) make others to know about you

A.The purpose of writing a letter of application is to ______.
B.sell oneself as a product
C.try your best to get a good job
D.help a company to hire people
E.make others to know about you