Revise the following sentences, omitting needless words . 1.Zhao was the person who was elected the representative of the class by the whole class. 2.Permit me to take this opportunity to inform you that your line of credit has been increased. 3.Lynn is one of those people who rarely admit being wrong, and it is very unusual to hear her acknowledge that she has made a mistake. 4.Many people are of the opinion that children should be required by law to attend school until they reach the age of sixteen years old. 5.You must first work out an outline for your paper, and then after you have done that, you need to collect all kinds of material to support your point of view.