The little boy came riding full speed down the motorway on his bicycle._____it was!A.What a dangA.What a dangerous scene B.What dangerous a scene C.How a dangerous D.How dangerous the scene我想问为什么把D选项中的the改成a就正确了，
问题描述：
The little boy came riding full speed down the motorway on his bicycle._____it was!A.What a dang
A.What a dangerous scene B.What dangerous a scene C.How a dangerous D.How dangerous the scene我想问为什么把D选项中的the改成a就正确了，
答