2 . Children should spend at least one hour playing and spending time in nature each day, according to the Wildlife Trusts （野生生物基金会）.     1     It is now calling on the government to include nature time into daily school life.

    2    Its 451 students in the study were 8 or 9 years of age. They were interviewed before and after nature activities. The activities were run by the Wildlife Trusts over the course of several weeks, such as learning about plants and trees.

The children showed a great increase in personal health.     3    90 percent said they learned something new about the natural world； 79 percent felt the experience would help their schoolwork；    4    Perhaps most importantly, 79 percent mentioned they would believe more in themselves.

    5    And the time has been reducing greatly in recent years. A 2017 report found that less than 10 percent British kids enjoys themselves in nature, compared to 40 percent of adults when they were younger years ago. To improve the situation, the organization is calling on the government to free up a daily hour for nature time for kids.

You may have heard of the Red Cross. It is an     1     (organize) that helps people who are in need no matter     2     bad the situation is ! But if not for the passion of a young woman named Clara Barton, the American Red Cross may have never been formed!

One day when she was 11 years old, her elder brother was     3    (terrible) injured. He was ill for two years. Clara cared for him     4     whole time. Through this experience she found out that she came alive when she cared for others.

Soon, Clara began taking care of injured animals. Neighbors began bringing their pets to her. And, almost always, she made them better.

When she was older, she became a nurse in the American Civil War and she helped save hundreds of     5    (soldier).

After the Civil War, Clara traveled to Europe to rest.     6     that did not last long. Soon she was caring for     7     (wound) people in battle once again! But this time, she learned about the Red Cross who worked alongside her on the battlefield. Their mission was to help those who needed it most.

She decided that the Red Cross     8     (need) in America. Over several years, she asked 4 different presidents     9     (bring) the Red Cross to America. They all said no. But then, thanks

    10     her persistence(坚持), one of the presidents changed his mind! And the American Red Cross was born.