Were it not for his help,I would have failed the exam.这句话怎特别样理解,特别是前半句,怎样分析它啊

Were it not for ______ his advice,we'd better have been cheated.A.If you don't give us B.Had it not been for C.If it were not for D.Should it not for for your help 与 with your help区别例句：were it not for his help ,i would have failed the exam if it were not for the fact that his father is on the board of directiors,he would never got theif it were这里为什么用 were而不是was If it had not been for与If it were not for有什么区别? Were it not for the fact that his father is in charge of the company,he would never have got the johe would never have got the job不是对过去虚拟吗?Were it not for the fact that his father is in charge of the companyWere it not for the fact th 请问,该怎么理解were it not for Were it for their help,we(not overcome)__the difficulties were it not for two factors不懂,成分 This might be a plausible hypothesis were it not for two factors. Were it not for friction ,we were not able to walk on this earth of ours.were,for friction,were not able to,of ours哪个错了. Were it not for his help,I would have failed the exam.这句话怎特别样理解,特别是前半句,怎样分析它啊 If it were not for his wife's money he'd never be a director这句话中he前面省略了that,为什么省略 英语翻译Were it not for his sticking to the post,trials of various vehicles would be stuck in the complicated web of traffic jams. 请英语老师解析下题25.______ for the factthat his father is general manager of the company,he would never get the job.A.Had it notbeen B.Were it not C.Had not it been D.Were not it _____ the clouds ,you would find the airplane in the sky easily.A Had it not been for B If it were not C If it had not been for D Were it not for选什么?为什么? were it not for the sun中for怎么解释啊 ------------for the heavy rain.i should have been here earlier A if it were not B were it notC had it not been D if it wasn't ____ the sun,nothing could live on the earth.A.Were it for B.Were it not forC.It were for D.If it is not for请说明原因,