解析：选D　细节理解题。根据第二段最后一句"They collected dew (露水) ... had the magic power to regain youth."可知，人们在五朔节用露水洗脸，是因为他们相信露水在当天有恢复青春的魔力，故D项正确。

　　7．Paragraph 3 is mainly developed ________.

　　A．by comparison B．by space

　　C．by process D．by classification

　　解析：选A　写作方法题。根据第三段第一句"Nowadays in Britain people no longer ... dancing around the maypole."可知，如今在英国，在一些城镇和村庄，人们仍然通过选择"五朔节女王"和围绕五月柱跳舞来庆祝五朔节；根据第三段最后一句"In the United States, the day has never been celebrated with the same enthusiasm as in Britain."可知，在美国，人们从来没有以像英国人那样的热情来庆祝这一节日。据此可以判断，该段是通过比较美国和英国如何庆祝该节日展开的，故A项正确。

　　8．Nowadays, many American children celebrate May Day with lots of activities EXCEPT ________.

　　A．hanging flowers on the doorknobs of their friends' homes

　　B．selecting May Queen and dancing around the maypole

　　C．gathering flowers in handmade paper baskets and singing May Day songs

　　D．collecting dew on May Day morning and washing faces

　　解析：选D　细节理解题。根据最后一段中的"They often gather flowers ... and sing May Day songs."可知，如今在美国，孩子们通过选择"五朔节女王"、围绕五月柱跳舞、将花篮挂在邻居家或朋友家的门把手上、演唱五朔节的歌曲来庆祝这一节日，故排除A、B、C三项；根据第二段最后一句"They collected dew (露水) ... had the magic power to regain youth."可知，用露水洗脸是中世纪英国人的做法，而不是现在美国儿童的做法，故选D项。

　　C

　　Tandem skydiving is the first and the most famous method of skydiving in India.In India currently skydiving camps are in Mysore.So, Mysore is fast moving in Tandem Jump in Skydiving.This city has offered many camps for skydiving.The camps provide Static Jumps, Tandem Jumps and Accelerated Free Fall.When flying like a bird amid the winds, you would agree Mysore is truly one of the best places for skydiving.

The first Tandem Jump was not about jumping from high altitude but was of the 30