题目

A scientist turns out to be able to see the future by offering each of four-year-olds a piece of candy and watching how he or she deals with it. Some children reach eagerly for the candy they see. Some last a few minutes before they give in. But others are determined to wait until the last moment.By the time the children reach high school, something amazing has happened. A survey found that those who was four year old had enough self-control to hold out generally and grew up to be more popular, adventurous, confident and dependable. The children who gave in to temptation (诱惑) early were mo怎样简便怎样算200-32-68；                  360÷2÷3．