1.There were about nine hundred people at the concert.

1.There were about nine hundred people at the concert. There were about nine hundred people at the concert 改否定句 The There were about nine hundred people at the concert 改疑问句 The there were about nine hundred people at the concert(一般疑问句） There were about nine hundred people at the concert.(改否定句,一般 There were (about nine hundred) people at the concert.句型转换 把There were about nine hundred people at the concert变成一般疑问句和 There were about nine hundred people at the content 改否定句和一般疑问句there were about nine hundred people at the concer There were about nine hundred people at the content.改成否定句!一般 There were about nine hundred people in the meeting hall. 初中英语句型转换1.There were sbout nine hundred poeple at the concer