根据短文意思和所给首字母，写出一个完整正确的单词。

    What exciting news! Shanghai Disneyland will open on June 16,2016. It will be the sixth Disney amusement park around the world because six is a l____ number to Chinese people. As China's first Disney theme park, it will provide t____ with so much fun. It includes six theme parks, where the young and the old will find their dreams really come true. It begins s____ tickets at 12:01 a.m on March 28. You can also book them e____ online. As Walt Disney said Disneyland is c____ as “the Happiest Place on Earth” and “a place for the young and young at heart”, so it will never be completed. It will continue to grow as fast as there is imagination left in the world.

用公式法求一元二次方程的根时，首先要确定a、b、c的值．对于方程﹣4x²+3=5x，下列叙述正确的是（　　）