分类：教育/科学-外语学习-英语考试
问题：英语作业46.Clarkfeltthathis_____inon 
46. lark felt that his _____ in one of the most dramatic medical experiments of all time was worth the suffering he underwent.  A.appreciation B.presentation C.participation D.apprehension 47. He bought a _____ carpet yesterday. A.large beautiful green Chinese B.Chine46. lark felt that his _____ in one of the most dramatic medical experiments of all time was worth the suffering he underwent.  A.appreciation B.presentation C.participation D.apprehension 47. He bought a _____ carpet yesterday. A.large beautiful green Chinese B.Chinese green beautiful large C.Chinese beautiful large green D.beautiful large green Chinese 48. He said that the driver must have had an accident; otherwise he _____ by then. A.should arrive B.arrived C.must have arrived D.would have arrived 49. – I will give you some picture books. – The ________， the ________. A.many； better B.most； best C.more； better D.much； better 50. It’s very _____ of you not to talk aloud while the baby is asleep.  A.considerate B.concerned C.careful D.considerable 
回答：46.C appreciation 欣赏,赞扬 presentation 表现 participation参与 apprehension 忧虑  47.D 形容词先后顺序为:性质;大小;颜色;国籍;材料 48.C must+have+v-ed表应做某事而没做到  49.C the+比较级,the+比较级表“越  ，越 50.A considerate 体谅人的
concerned有关的 careful 小心的 considerable 相当大的,相当多的