新概念英语二册：Lessons 87词汇学习及课后练习答案

新概念英语二册：Lessons 87词汇学习及课后练习答案新概念英语第二册第87课重点单词学习 Word study 1.commit vt. (1)犯(罪)，做(错事、坏事等)： A murder was committed at 8 oclock this morning. 今天早上8点钟发生了一起凶杀案。 He has never committed any crime before. 他以前从来没有犯过罪。 (2)承诺，使承担义务，卷入(经常与反身代词连用)： You should know each other better before committing yourselves to marriage. 在缔结婚姻以前，你们应该更好地互相了解。 He has committed his friend to taking part in the race. 他使他的朋友答应参加比赛。 2.confirm vt. (1)证实，确定： My employer will confirm that I was there on time. 我的雇主会证明我是按时到那儿的。 His words are confirmed. 他的话得到了证实。 (2)巩固，增强： His experiences in that company confirmed his decision to have a factory of his own. 他在那家公司的经历坚定了他想自己拥有一个工厂的决心。 What he saw and heard that night confirmed his belief that the pub was haunted. 那天晚上的所见所闻使他更加坚信那个小酒店有鬼魂出没。 新概念英语第二册第87课课后练习答案 Key to written exercises 1.关键句型练习答案 A The man said that he was travelling on the eight oclock train to London at the time the murder was committed. The inspector asked him if he always caught such an early train. The man said that he did because he had to be at work at ten oclock, and that his employer would confirm that he was there on time. The inspector then asked him if a later train would get him to work on time. The man supposed that it would, but said that he never caught a later train. The inspector asked at what time he had arrived at the station. The man said that he had arrived at the station at ten to eight. He added that he had bought a paper and waited for the train. When the inspector asked him if he had noticed anything unusual, the man said he hadnt. The inspector suggested that he was not telling the truth and that he did not catch the eight oclock train, but (caught) the eight twenty-five, which would still get him to work on time. The inspector pointed out that on the morning of the murder, the eight oclock train did not run at all, as it had broken down at F