There were (about nine hundred) people at the concert.句型转换否定句:_______一般疑问句:_______括号部分提问:________回答:__________

问题描述:

There were (about nine hundred) people at the concert.句型转换
否定句:_______
一般疑问句:_______
括号部分提问:________
回答:__________