题目内容：

阅读下面材料,在空白处填入适当的内容(1个单词)或括号内单词的正确形式。将答案填写在答题纸的相应位置。

World Hello Day is celebrated on November 21 every year. Beginning in 1973,1.day was first in response to (回应) the fight between Israel and Egypt. And2.then 180 countries have taken part in this special day.

Anyone can take part in the day3.(simple)by saying hello to and greeting at least 10 people you meet! Of course they can be family members and friends, 4.it is better if you are brave enough to say hello to strangers on the street. Many5.(win)of the Nobel Peace Prize are among the people who have realized World Hello Day’s value as a way for keeping peace and as an occasion that6.(make) it possible for anyone in the world to contribute to world peace.

“World Hello Day aims at developing peace all over the world and7.(clear)up barriers(障碍)between every nation. People around the world use the occasion of World Hello Day as a chance8. (express)their anxiety for world peace,” an organizer said. “We can only ever achieve a9.(peace)world if we join together. The key is communication and showing that we should try to create peace through talking instead10.through being violent(暴力的) )to each other!”