阅读下面短文，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（不超过3个单词）。

For many people around the world, the third Sunday in June is a day to respect their fathers. It is Father's Day and 【1】（celebrate）Father's important role in the family.

Father is just 【2】 important to a child as Mother is. For daughters, Father is the first man they admire, while for sons, Father is an idol（偶像）and the 【3】（strong）man in their life.

The idea of celebrating Father's Day 【4】(give) by Sonora Smart Dodd of Washington in 1909. She wanted a special day to honor（纪念）her father William Smart, his wife died 【5】 she was giving birth to their sixth child. Mr. Smart was left 【6】（raise）the newborn and his other five children only by himself. After Sonora became an adult, she understood the strength and selflessness（无私）her father had shown in raising his children as a single parent. The first Father's Day was celebrated 【7】 June 19, 1910 in Washington. And it was in 1966 that the then USA President Lyndon Johnson officially made the third Sunday of June Father's Day. In 1972, the then USA President Richard Nixon made 【8】 a national holiday.

Over the years, the idea of celebrating Father's Day on the third Sunday of June 【9】 （spread）across the world. Celebrating the day gives people a chance to express their love and thanks to their fathers. Celebrating the day also makes fathers feel that their contributions are acknowledged（认可）by their children and 【10】（social）.