江西省共青城生产的羽绒服，又厚又大、保暖性能好。下列国家，最适宜羽绒服销售的是（  ）

    The Secret Garden is a children's novel by Frances Hodgson Burnett, first published as a book in 1911. ____ (set) in England, it is one of Burnett's most popular novels and is considered a classic of English children's literature. Several stage and film ____ (adapt) have been made. At the turn of the 20th century, Mary Lennox is sickly and unloved 10-tear-old girl, born in India to ____(wealth) British parents who never want her. She is cared ____by servants, who allow her ____ (become) a spoiled, aggressive and selfish child. ____ through the discovery of her aunt's secret garden, her brother, and a cousin, Mary becomes a child we would all like to have as part of our household.

    The Secret Garden has become____ important part of children's literature, in 2003, it ranked number 51 in “The Big Read,” ____was a survey of the British public by the BBC to identify the “Nation's Best-loved” among all kinds. Based on a 2007 online survey, it ____ (name) one of “Teachers' Top 100 Books for Children” by the U.S. National Education Association. In 2012 it ranked number 15 among all-time children's ____(novel) in a survey published by School Library Journal.

A、B、C、D、E、F为初中化学中常见的物质，它们之间有如图所示的反应关系（“→”表示能转化，“﹣”表示能发生反应，部分产物已略去），其中A和E均为氧化物，B和C物质类别相同且溶液都能使紫色石蕊溶液变蓝色，D可做补钙剂，F中不含氧元素，回答下列问题

“魔力蜡烛”可以增加生日宴会气氛，制造蜡烛时，在烛心中掺入镁粉（镁粉在430℃时能自燃）。每次吹灭蜡烛时，余烬会引燃烛心中的镁粉，产生火花，又重新点燃蜡烛。“魔力蜡烛”能“死灰复燃”，说明燃烧的条件之一是____。