新概念英语第二册87课课后习题详细答案

新概念英语第二册87课课后习题详细答案
新概念英语第二册课后习题答案详解Lesson 87
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 o'clock 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 o'clock, 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
复), c. returned(返回,归还,回报), d. told(讲,说),这4个中只有a. replied比较通俗常用,而b.虽然也有回答的意思,但比较正式,往往用在正式场合.其他两个选择都不符合题目意思,所以选a.是最佳答案.
9. d
a. assure(使信服，使……确信，担保),
b. be sure(肯定，对……有把握)，
c. make sure(弄清楚，查明，弄确实)，
d. certify(证明，证实)中，只有d.最符合这个句子的要求，而其他3个选择都与原来句子中表达意思不符合，所以选d.
10. a
本句需要选一个同前句中的形容词unusual(不寻常的,异常的)含义相同的词或词组.
a. out of the ordinary(不寻常的,特殊的);
b. unused(不使用的,新的);
c. unaccustomed(不习惯的);
d. inquisitive (好询问的,好奇的); 这4个选择中,只有a.同unusual意义相同,所以选a.
11. a
本句需要对前面的疑问句做出肯定、简短的回
答，a. certainly (无疑地，当然)，b. surely(确实，有把握地)，c. Doubtlessly(无疑地)，d. truly(正确地，的确)中，只有a. Certainly 常单独使用，并与not 连用，作出回答，符合习惯语法。

12. d
a. lost (丢失)；
b. didn’t find (没有找到)；
c. escaped (逃跑)；
d. missed (漏掉，错过，没赶上)中，只有d. missed 与前一句中的didn’t catch (没赶上)含义相同，所以选d.。