What is the langest word in the English language?

What is the langest word in the English language? ___ is known to us all is thet China has the langest population in the world.从what,which中选答案 langest 句子：They make even the langest journey enjoyable. 1.Michael J ordan has his hair cut every month,____________?A.hasn't he B.has he C.does heD.doesn't he 2.Guangzhou is one of ____-- in China.A.the langest city B.the large cities C.the langer cities D.the langest cities 3.__________ fine weather we'v what is the date what is the meaning? What is the matter? what is the story What is the happiness? What is the love? what is the pencil what is the matter? what is the matter? what is the love? what is the fuck? What is the man? what is the hell what is the time