the first book that 还是which 当先行词有序数词时,不能用which修饰,参考书上是这么写的,但是一定吗?这是我的例句：the first book that / which written by 某某某 was very famous.这里,which 大家都习惯用which

1.When first written,the book _____adults.How come that it is so popular ____them?please explain This is the first two sections of the book. 用这些单词组成一个句子By non-human Smith aliens John not claim beings Earth the is first to visiting the book that are. 请问这句话是什么句型 为什么that可以省略 为什么that不能被替换成when 句中的从句有是什么从句That/It is the first time (that) I have read the book. This is a b------- book than the first one. The first two sections of this book are interesting shall we read the book first (改为同义句) Do not start a book unless you can see from the first few pages that it is.Do not start a book unless you can see from the first few pages that it is( )you can easily read and understand.A.that B.one C,the one,D.which顺便翻译一下. people are puzzeled_they read the book Athe first time Bat the first time Cfor the first time选哪个,为什么 THAT什么时候可以省略The first thing that should be done is get the book这句话中的that 可以省略吗?为什么?哪错了?别管那些 说重点 到底能不能省略? This is the book+that定语从句 () sections of this book are very interesting and educationalA.First twoB.The first twoC.Two firstD.First the two After you kill the that first rape People are puzzled _____ they read the book.A.the first timePeople are puzzled _____ they read the book.A.the first time B.at the first time C.for the first time D.at first which and why? the first book that 还是which 当先行词有序数词时,不能用which修饰,参考书上是这么写的,但是一定吗?这是我的例句：the first book that / which written by 某某某 was very famous.这里,which 大家都习惯用which 请问That/It is the first time (that) I have read the book.这句话为什么不是主语从句如何判定这样的句子是主语从句还是定语从句? Peaple are puzzled____they read the book A the first time B at the first time Cfor the first timePeaple are puzzled____they read the bookA the first time B at the first time Cfor the first time D at firsy my first book