in those difficult days.为什么要用in啊,不是应该on ...day的吗?

Jack is one of those men who I am sure always do ( )best even in the most difficult situations.A his B your C their D one's in those difficult days.为什么要用in啊,不是应该on ...day的吗? 1.We found _____ very difficult to learn Japanese.A.this B.that C.it D.its2.The days in winter are shorter than _______ in summer.A.that B.one C.those D.these In those difficult years,we often [ ] our food [ ] them.A.share...with B.shared...with写为什么 , those who are in difficult s____ usually work harder to get out of it.根据首字母填空,麻烦翻译一下 You have no ___ at all of how difficult my life was in those days.A.conceptB.thinkingC.pointD.conception 10.Do you think the task is -------- difficult to finish?A.this B.that C.these D.those Those math problems were so difficult that___students worked them outA.few B.a few C.little D.a little The exercises of Lesson Nine are more difficult than ( )of Lesson 5.A.this B.that C.these D.those difficult colors They are in difficult colors 英语选择题66.Tom's absence made __________to get all the work done in a single day.A.us difficult B.it difficult for us C.difficult for D.us to be difficult为什么选择D而不是B? 英语代词 Jack is one of those men who i am sure always do ___best evev in the most difficult situations.A.his B.your C .their D one'swhen science ,business and art learn something of __methods and goals,the world will have come closer to cultural Mrs White's hand hurt.So she found( )very difficult to write a letter.A.that B.it C.this D.those Mr.Black got his head hurt.So he found _______ very difficult to get to sleepA、it B、that C、this D、those My mother got a bad cold yesterday.so she found _____very difficult to go to sleep.A.that B.this C.it D.those Those queations are too difficult for Tom and me .I think ____of us can answer them.A both Beither C neither D none谁若知道就告诉我, Learning a foreign language is especially difficult for those who have never learned ______before.答案是哪一个?理由是什么A. one B. it C. them D. that the more difficult、 the most difficult、 a most difficult、 a more difficult的区别It is____question but not the most diffcult one in the examination paper.A.the more difficult B.the most difficultC.a most difficult D.a more difficult