At the end of the concert ,everybody cheered and clapped.为什么

At the end of the concert ,everybody cheered and clapped.为什么 When the curtain ____ ,the audience clapped and cheered with ___the concert,Eric sang a song.A.In the end B.At the end of at the low and high end of The crowd cheered wildy at the sight of Liu Xiang, "At the end of the 哪位英语高手回答下"At the end of"and"by the end of"的区别 The crowd roared with approval and clapped. at the end of造句 by the end of造句 by the end of 与at the end of at the end of和by the end of The crowed cheered widely at the sight of Liu Xiang,who was