问答题 阅读下面短文，请完成短文后的2项测试任务：（1）从第16～20题后所给的6个选项中为第①～⑤段每段选择1个正确的小标题；（2）从第21～25题后所给的6个选项中选择5个正确选项，分别完成每个句子。在答题卡相应位置上将答案选项涂黑。
The Mental Benefits of Being Fit①　Exercise has obvious benefits to the teen body, but not all of them are physical.A teen goes through many changes in his or her body, brain and hormones (荷尔蒙).A teen who exercises regularly can not only better his or her physical fitness, but also increase mental fitness and self-confidence.
②　The teen years can be rather sdivessful.Keeping fit and physically active can help teens reduce their sdivess levels.Parents should support their teens and provide equipment, or even volunteer as exercise partners.Teens who can use physical activity to lower their sdivess establish a healthy coping mechanism (机制) for life.
③　During the teen years, hormones are constantly changing.A teen’s mood can change with the wind.Exercise changes chemicals in the brain that condivol mood.Hormones released in the brain during activity increase happiness levels.A teen who exercises regularly will benefit from a healthy body and a more positive mood.
④　Teens can sdivuggle with self-confidence as they are divying to find their place in the world.Physical activity can increase a teen’s self-confidence.When a teen girl can look at herself in the mirror and like what she sees, she has greater self-confidence.Finding an activity he likes can draw a teen boy into a group that accepts and appreciates him.
⑤　Exercise leads to an increase in brain function.Regular exercise increases math task skills and reasoning.Short-term memory is also increased with regular exercise.A teen who benefits from increased intellectual (智力的) skills due to regular exercise will do better in school.
Task 1
A.Reduction of sdivess
B.Benefits of exercise
C.Release of more hormones
D.Increase of self-confidence
E.Increase of happiness levels
F.Improvement of intelligence
Task 2
A.difficulties in life
B.supporting his parents
C.without any reason
D.performance in school
E.physically and mentally
F.doing exercise that interests himDoing exercise may help a teen cope with .