---I think ___of the materials I listened to at the begining of the exam ___easyA.three fourths;is B.third four;are C.three fourths;are D.three fourth;arethree 什么情况下用is are?

I don't like the skirts .___of them are nice. 48.5he made another discovery,___of great importance to sciencea.which i think isb.which i think it isc.which i think itd.i think is I'll try as hard as I can but I don't think I have much ___of winning the game.A luck B chance我觉得选B啊,不是有have chance of 为什么答案选A呢 ---I think ___of the materials I listened to at the begining of the exam ___easyA.three fourths;is B.third four;are C.three fourths;are D.three fourth;arethree 什么情况下用is are? what is the ___of the book? ----ten yuan. i think the book is of little___.it isn't worth so mucha price worth b cost price c worth cost d price worthy ）1.Do you still remember the days___we spent together in the countryside?A.that B.in which C.when D.on which2.He made another wonderful discovery ,___of great importance to science.A.which I think is B.which I think it isC.which I think it D.I thin i have lots of friends and enjioy the ___of my families,so i am always happy. tom has I ___of friends A:____ do you think is the most interesting invention?B:I think the most interesting invention is the shoes ____ adjustable heels.A:The shoes with adjustable heels?I have never ___of it.What are they ___ ___?B:Well,you can ___ the style of your shoes i am worried about the ___of the childern(safe)用动词的适当形式填空 He made another wonderful discovery ,___of great importance to science .A.which I think it is.B.which I think is I think the book_ ---why not borrow money from your friends?---but I know ___of the people here exept you. football is my favourite sport 改同义句I ___ ___ ___of all the sports He made another wonderful discovery,___of great importance to science.A:which I think is B:which I think it is C:which I think it D:I think which is 选什么, Edsion made a lot of inventions,___of great importance.A for which i think areB.which i think they areC.which i think are D.i think which are为什么选C 一道英语从句的题； （5）He made another wonderful discovery,___of great importance to science.A which I think isB which I think it isC which I think itD I think which is He made another wonderful discovery ,___of great importance to science .A.which I think is.B.which I think it is.C.which I think it.选哪一个?怎么译?