it is crucial that those plants be environmentally sound.请问这里为什么用be,而不用are 是不是省略了should

it is crucial that i study for it 英语,it is crucial that those new plants bebe environmentally sound怎么翻译,谢谢 It is crucial that 的从句给病人测量生命体征是非常重要的.It is crucial that giving inpatients vital signs measurement.请问我这句翻译的对吗,尤其是that之后的语法对不对 It is crucial that it is ethically sound.这是什么从句?如题,原句中这两个it“指代的东西是一个.that修饰crucial?这是什么样的从句呢? it is crucial that those new plants be environmentally sound.主句中为什么动词用了原形?If we are ever going to protect the atmosphere, it is crucial that those new plants be environmentally sound. if we are ever going to protect the atmosphere,it is crucial that .05p5if we are ever going to protect the atmosphere,it is crucial that those new planets be environmentally sound.05p51.翻译.2.sound什么含义 I felt it crucial that my father sell his bananas,not give them away.这句话里前半句I felt it crucial that 中 it 后面为什么不加 is,这是什么句型和用法,能再举些相似的句子吗? 英语翻译it is of crucial importance that we sign tht contract for our future seccess达人赐教 It’s crucial to do/that 从句是什么? 翻译It is crucial that I study for it because it makes up 30% of the final examIt is crucial that I study for it because it makes up 30% of the final exam 这句话的结构是什么 什么叫做形式主语 什么叫做真正主语 在句子 英语翻译英语,it is crucial that those new plants be environmentally sound.其中（be environmentally sound)怎么翻译,05 Text2 最后一段最后一句话. it is crucial that those plants be environmentally sound.请问这里为什么用be,而不用are 是不是省略了should It is therefore crucial that service to the Company.It is therefore crucial that service to the Company not be subordinated to personal gain and advantage and that all employees be accountable for acting in the Company’s best interest and for avoid It is crucial that all books of account.翻译It is crucial that all books of account, financial statements and records of the Company reflect the underlying transactions and any disposition of assets in a full, fair, accurate and timely manner.如 这个句子中系动词为什么变成be了It is crucial that those new plants be environmentaly sound.SORRY，全句是If we are ever going to protect the atmosphere,it is crucial that those new plants be environmentally sound.(在这里plants 不 it's crucial that i had lost my bag.是一个定语从句是吧? 英语句型分析,高手帮我看看It is determined that cigarette somking is dangerous to your health.It is crucial that we get this information.这两个句子是不是都是以it做形式主语,that 从句为真正的主语结构的句型.It is It's crucial that I study for it because it makes up 30% of the final exam.