二 克漏字選擇 
(A) Mother’s Day has a meaningful and significant origin.　It was due to many people’s efforts over the years __11__ it was officially declared a national holiday.　One early supporter was Julia Ward Howe, who called on all mothers to protest against the American Civil War for the sake of their children.　Howe and Anna Jarvis called __12__ a mother’s day to promote peace.　The symbol of Mother’s Day, the carnation, was handed out at Jarvis’s church.　Not until World War I did President Wilson __13__ an official Mother’s Day, __14__ would fall on the second Sunday of May.　Since then, people all over the world have chosen this day as the one to remember the __15__ that mothers in the world have made to the society.　
【題組】11
(A) that　
(B) which　
(C) for which　
(D) and