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Puberty（青春期）in the process of life when young people leave childhood and move into adulthood. It is difficult for teenagers because puberty influences them on both their minds and bodies.

Some young people may begin puberty at 8, while others may not start until 14 or 15. Usually, teenage girls start puberty two years before teenage boys do. For boys and girls, it is usually complete by the age of 18.

During those yours, the body develops in many ways. Feelings can also change quickly.

Teenage boys during puberty often begin to take unnecessary risks. Their attention is on having fun and being accepted. They like trying some challenging outdoor activities like skateboarding and rock climbing. So they need to think deeply before they act and make good decisions for themselves.

A girl’s personality（个性）often doesn’t develop in the same way as a boy’s. Teenage girls sometimes don’t believe in themselves. They aren’t sure about their own feelings. However, they are usually afraid to tell their parents or teachers about their problems. For this reason, teenage girls should be encouraged to discuss things with trusted adults.

Parents, schools and communities can do a lot to care for and help young people. It is everyone’s responsibility（责任）to help young people grow into healthy adults.

（1）Puberty has an ________ ________ both teenagers’ minds and bodies.

（2）Usually, teenage boys start puberty two years ________ teenage girls ________.

（3）Teenage boys like trying some challenging outdoor activities ________ ________ skateboarding and rock climbing.

（4）People should ________ teenage girls ________ discuss things with trusted adults.

（5）________ the young ________ into healthy adults is everyone’s responsibility.