答案：
11. B 12. C 13. A

重点单词短语：
1.assemble vi&vt聚集&组装
Disassemble vt.拆解
例句：Hundreds of protesters assembled outside the city hall for the demonstration.
(数百名抗议群众聚集在市政厅外表示抗议。）
We imported the machine parts from Germany and assembled them here.
(我们从德国进口机器零件然后在本地组装。）
2. recognition n.表扬
give recognition to sb 表扬某人
例句：The Artists Union gave recognition to John for his lifelong contribution to the arts.
(艺术家联盟表扬约翰毕生对艺术的贡献。）
3. outstanding a.杰出的
例句: Albert Einstein was known for his outstanding achievement in physics.
(阿尔伯特·爱因斯坦因其在物理学上的卓越成就而著名。）
4. community .社区
例句：The new library will benefit the whole community.
(这座新的图书馆将使全社区受惠。）
5. a role model 模范，楷模
Model n.模特
例句：John may well be regarded as our role model in all aspects.
(就各方面而言，约翰堪称是我们的模范。）
Angela worked part-time as a fashion model when she was in college.
(安吉拉大学时曾兼职当过时装模特。）
6. pillar n.柱子
7. Contribute vt.贡献
contribute A to B 把 A 贡献给 B
例句：Harry contributed his whole life to scientific research.
(哈利把毕生奉献于科学研究。）
8. full-time a.全职的 & adv.全职
part-time a.兼职的 & adv.兼职
a full-time teacher 全职老师
a part-time teacher 兼职老师
例句:Emily works as a waitress on a part-time basis.
(艾米莉兼职做服务生。）
Mary works full-time and still has to do all the chores after work.
(玛丽有全职的工作，下班后还得做所有家务。）
9. Volunteer n.义工 & vi.志愿做
volunteer to do sth 志愿做
例句: Katy volunteered to help out at the children's hospital on weekends.
(每逢周末凯蒂自愿到儿童医院帮忙。）
10. Fireman n.消防员
11. noble a.高贵的
例句：To give without asking anything in return is noble.
(施予却不求任何回报很可贵。）
12. selfless a.无私的
selfish a.自私的
Mother Teresa showed selfless devotion to the poor in India.
(德蕾莎修女对印度穷苦百姓展现了无私的奉献。）
13. Mayor n.市长
14. award vt.授予& n.奖项
award sb (with) sth 颁给某人某奖项
=award sth to sb
give sb an award for...因 颁奖给某人
例句：Kate Winslet was awarded (with) the Oscar for Best Actress.
(凯特·温斯莱特荣获奥斯卡最佳女主角奖。）
John was given an award for his excellent performance in this play.
(约翰因在这出舞台剧中表演出色而获奖。）
15. the graduation ceremony 毕业典礼
ceremony n.仪式，典礼
例句:My best friend invited me to attend her wedding ceremony.
(我最要好的朋友邀请我参加她的结婚典礼。）
16. funeral [ Yjunsrsl ] n.葬礼
17. accomplishment [ s'kamplijmsnt ] n.成就
a sense of accomplishment 成就感
accomplish vt.达成
例句：Nicole felt a great sense of accomplishment when she climbed to the top of Mt. Everest Himalayas.
(妮可登上喜马拉雅山峰顶时极有成就感。）
Jane was proud of herself for accomplishing such a difficult task.
(简为自己能完成这项艰巨任务而骄傲。）
18. military service 兵役