这个词组是be carried out 还是 carried out,意思分别是什么?

这个词组是be carried out 还是 carried out,意思分别是什么? Once____,a plan should be carried out. it will be carried out by why use carried out Survey Carried Out 为啥这里用carried out? 英语翻译pressure testing should be carried out on all equipment Everything____,the plan can be carried out at once Once it is worked out,the plan must be carried out The following tests should be be carried out as a minimum 这句 The project is being carried out和The project is carried out有 英语翻译A project scheduled to be carried out over a single fisc