如图中，A﹣﹣E示意人体的不同结构层次，请据图分析回答下列问题．

为提高西欧国家在国际上的地位和作甩，欧洲对外尽量“用一个声音说话”。由此（　　）​

    Around twenty years ago I was living in York. 1 I had a lot of experience and a Master's degree,I could not find 2 work.

    I was 3 a school bus to make ends meet and 4 with a friend of mine, for I had lost my flat. I had 5 five interviews(面试) with a company and one day between bus runs they called to say I did not 6 the job. “Why has my life become so  7？”I thought painfully.

    As I pulled the bus over to  8  a little girl, she handed me an earring  9 I should keep it  10  somebody claimed (认领) it. The earring was painted black and said “BE HAPPY”.

    At first I got angry. Then it  11 me—I had been giving all of my 12  to what was going wrong with my 13  rather than what was right！I decided then and there to make a 14 of fifty things I was happy with. Later, I decided to15 more things to the list.That night there was a phone call for  16  from a lady who was a director at a large  17.She asked me if I would  18  a one­day lecture on stress(压力) management to 200 medical workers. I said yes.

    My 19  there went very well, and before long I got a well­paid job.To this day I know it was because I changed my way of  20  that I completely changed my life.