This is ___ I recommend you to do.A.whatB.thatC.whichD.whatever我的答案选D,what为复合关系副词=the thing which(that).我的疑问是which并没有作从句的主语或宾语或介词宾语啊?不好意思,写错了书上答案是Awhat为

This cap is ___ (I). This is ___ ___ ___ This is the bike ___ I bought last week填空 this is my ___ day,i'm afraid This is ___ grandmother i am sure this is right. i___think this is ___.同义句转换 英语翻译ABSTRACT.Food safety is a preoccupation of the European Commission,but there are major shortcomings in its governance.Reviewing legislation and practice,this paper explores the background of EU food safety institutions,and develops recomm 选择：I think this flim is ___ worth ___.A.very seeing B.well seeing.为什么? This is not ___ book.i think it's ___ book. This is (___) dress I've told you about,Isn't it (___ ) beautiful one 1.This is Mary.This is ___ ___. this is my own bike.同义句：this is ___ ___ ___ ___ ___. This is very important,___ ___? The box is light.I can carry it.这句话,怎样转换?成为 I can carry this ___ ___ . I am learning ___ (paint)in the ciass .This is ___ (I) in the class.要怎么填啊? This question is very difficult.I can't answer it.This question is ___ difficult ___me ___answer. 补全对话（英语）：如下：A:Hi,this is a photo of my ___.B:Oh!___ these your___?A:___.They are my grandparents.These are my ___.This is my father.___ name is Nick.And this is my___.Her name is Linda.B:So,is this your grandfather A:Yes,___ i 选择：I ___ this book ___ interesting.A.think,not B.think,isn't C.don't think,is选择：I ___ this book ___ interesting.A.think,not B.think,isn't C.don't think,is