1. They celebrated their wedding anniversary.
    他们庆祝了结婚周年纪念。

2. To celebrate the tenth anniversary of the People´s Republic (1959), the government determined in 1958 that Beijing should undertake ten major building projects and complete them in ten months.
    为了庆祝中华人民共和国建国十周年（一九五九年），一九五八年，中国政府决定十个月内在北京完成十项主要建筑工程。

3. She reproached him for forgetting their anniversary.
    她责备他竟把他们的结婚周年纪念日忘了.

4. Occasionally, usually around their anniversary, they would bring up the old curiosity regarding Aunt Esther Gubbins.
    有时候，通常是在他们的结婚纪念日，他们会重温对埃丝特·格宾斯阿姨的好奇心。

5. One day a while ago marked the first anniversary of Mr. Torres's hiring.
    不久前的一天是多里斯先生受聘一周年的日子。