The group was set up...为什么不是setted up?被动啊,为什么是set up,set up的词性是什么

The group was set up...为什么不是setted up?被动啊,为什么是set up,set up的词性是什么 The group was set up in 1980(同义句)The group ____ ____ in 1980 When was the Internet set up? The film was __________ a remote village in Western China. A. set up B. set急!set in set off set up set for They set up a group（ ）（作战）against the destruction of thrainforests. where was the first Disneyland set up ?是什么意思 The first county that was set up in china? the internet (was set up).set不是v吗,为什么在be后? The clean-up was set up by the Ocean Conservancy是什么意思 高中英语单选,这个要用现在完成时么?Soon after the air crash,a three-party group______to investigate the cause of the accident.A.have been set up B.was set up C.set up D.have set up it was 1970 that the school was set up in有没有语法错误RT The monument was set up in honor of the soldiers who died in the war为什么不是was set up to in honor of?为什么没有to呢? Many representatives were in favor of his proposal that a special committee____to investigate the incident.A.were set up B.was set up C.be set up D.set up the group was called cliques Many people are s____when they find out the Internet was set up in the 1960s. The Renminbi first came out not long before the new China was set up in 1949. 同义句转换 Why did they set up the stage in the hall?------ ------ the stage set up for in the hal答案为什么是What was? A monument was set up in honor of the heroes who gave up their lives for the country.怎么译?