New research published by a team of psychologists at the University of Missouri-Columbia suggests that our own happiness     1     (influence) by the kindness and generosity we show to others.

    2     (arrive) at this conclusion, the researchers asked a group of research participants to engage in a series of     3     (experiment) that examine them in acts of their own happiness against those aimed at     4     (improve) the happiness of others. In one study, participants were given a few coins by a research assistant on the street after parking their cars. They were asked to put some coins either into their own parking meters (停车计时器)     5     in others' nearby.     6     (interesting), people who put coins in others' meters showed     7     (great) happiness than those who put money in their own, despite not knowing who they were helping.

The researchers offer a good     8     (explain) for the reasons why they come to such a conclusion. According to the researchers, an effort to make another person happy inspires feelings of closeness,     9    , in turn, explains why people end up feeling happy themselves.

But it is not just financial generosity that has the power to increase our happiness. Simply adopting an attitude that puts others' happiness above our own has     10     positive influence on our psychological happiness.

Why achieving independence is essential when a person achieves adulthood？

Because you can get freedom through financial independence.Nothing compares     1     receiving that first pay packet and knowing that at last, you can begin to pay your way in the world. Having financial independence is an incredible feeling. It means that you don’t have to depend on     2    (other) to pay for you. Knowing you are in control of your income and spending without restrictions     3    (place) on you by others reduces stress and improves your feeling of satisfaction.

Additionally, because independence leads to personal improvement.When you are independent, you can lead     4     more free social life, pursue the career     5     you want, and undertake activities that appeal to you. No-one else will be trying to limit your ambition.You can meet new friends, try new things, and follow up on new     6     (opportunity). All of this will lead to you     7    (grow) as a person, becoming     8    (experienced), having a better understanding of the ways of the world, and becoming more knowledgeable.

If you see yourself in a positive light , then you     9     (have) greater belief in your abilities. When you can act independently, then you will become a mature adult with a positive attitude towards everything you do. This is     10     independence is important.