请写出下列句子中被动语态的结构 1.The game is set on Mars.2.Many trees were

请写出下列句子中被动语态的结构 1.The game is set on Mars.2.Many trees were 改写句子 被动语态1.She has planted many trees on the hill.2.They are We planted many trees on the hill变成被动语态 将下列句子改为被动语态：they will plant trees on the hill n 英语被动语态的问题把下列句子改为主动语态1.Her brother is being operated on by th 英语该改被动语态we should plant many trees on the mountains.parents 英语.急.该改被动语态we should plant many trees on the mountains.paren 改为被动语态和同义句They plant many trees on the hill every spring.Man in spring,people plant many trees on the hill变被动语态 We can see many trees on each side of the streets.改为被动语态 将下列句子变成被动语态 1.People usually plant trees in spring.2.You sho 把下列句子变成被动语态 He is drawing some pictures on the blackboard.