题目

关于高一现在进行时的被动语态的问题
1.Don't touch the machine -------- （机器运转时）
2.Look,a new stadium in our city------- （正在建设中）
3.Look out!The train-------- （就要进站了）
4.Many interesting experiments ------- （正在进行着） these days
5.A group of children------ （在做游戏） under the trees

提问时间：2020-10-16

答案

1 when it is running
2 is being constructed/is under constructing
3 is coming
4 is being operated/is under operating
5 is playing game
望采纳