,which 语法but not that porosity is not the same as the permeability,which measures the ease with which water can flow through a material.能不能讲解一下这句which修饰那个,怎么理解,是什么句式啊?

,which 语法but not that porosity is not the same as the permeability,which measures the ease with which water can flow through a material.能不能讲解一下这句which修饰那个,怎么理解,是什么句式啊? not only...but also的语法 not only...but also 的语法 Not only but Aslo 的语法是什么 请大家帮我看看,语法有什么错误,The investigators have received notice of SFDA inspection,but which clinical trial to be checked has not been determined. You can not change the past but the future which depends,请问这句语法是否有问题,感觉有点怪 语法填空的用法It was tied tightly over the stomache,____was not really fat.这个句子中为什么只能用which,but怎么不行? 如题：I asked if I could go and say hello and was told that they could not see me or hear me and (that) I couldn't go back ,(at ) which I panicked.PS：该题出自一篇语法填空,括号内为所填答案,请问该题中为什么分别填“tha 求解SAT语法题（真题上的） ,请分析分析1.A,( For ） any mayor of a vast metropolitan area,an B.（ understanding of ) current issues in all districts C.( is ) not only D.( desirous ) but also vital.D错在哪里呢?2.It was obvious tha which is implied but not stated怎么翻译 John likes 400 but not 300; he likes 100 but not 99; he likes 3600 but not 3700.Which does he likeJohn likes 400 but not 300; he likes 100 but not 99; he likes 3600 but not 3700. Along is not lonely.从语法来讲有没有毛病?用along but not lonely 定语从句中tha和which的区别 要例句 关于that和which的一个语法问题,这是新概念英语第三册中的一句but the inspector found a dirty red bundle that contained jewellery which the old lady said was not hers请问这句中的that which 可以互换吗,或者都能用that he found tha the could not sleep at I 'm a coward.But the fact is not such,because I need a future which can hold us.有语法或词汇错误吗?是否有语法或词汇错误？好像意思是：“我是个胆小鬼。但事实不是如此，因为我需要一个容得下我们的未 but not 初中语法中,not only…but also中的not在使用时要按时态变成did not,do not等,还是固定用not?