练习：
1. The public are still interested in the investigation because______.
A) of the terrible murder
B) of the use of new DNA techniques
C) Lord Lucan has never been found
D) Loard Lucan was famous
2. It is thought that Lucan killed the nanny because______.
A) she was looking after the children
B) she was a friend of Lucans
C) it was dark and he thought she was Lady Lucan
D) Loard Lucan thought the nanny stole his car
3. Aspinall thought Lucan killed himself by______.
A) jumping into water
B) jumping out of his house
C) sailing his boat
D) sinking his boat
4. Lucan could have been killed because people ______.
A) didnt want the police to catch him
B) thought he might talk to the police about them if he was caught
C) were unhappy with him
D) thought he was rich
5. Ex-detective MacLaughlin claimed that Mr Barry Haplin ______.
A) was an old schoolteacher
B) died in Goa，India
C) was really Lord Lucan in disguise
D) was a merchant
答案与题解：
1. C 本题问的是：公众对这件谋杀的调查依旧很感兴趣的原因是什么？根据第一段第二句 话：To this day the British public are still interested in the murder case because. Lucan has never been found. 可知 C 是正确的答案。
2. C 本题问的是：Lucan 被认为是杀了保姆的凶手是因为什么？A 的意思是保姆正在照看孩子。B 的意思是她是Lucan 的一个朋友。C 的意思是一片漆黑中 Lucan 以为她是自己的太太。D 的意思是Lucan 认为保姆偷了他的车。根据原文意思，可知 C 是正确的答案。
3. D本题问的是：Aspinall 认为Lucan 是怎样自杀的？根据第三段的最后一句话：他觉得Lucan 伯爵在英吉利海峡弄沉了自己坐的船，已经自杀了。因此 D 是正确的答案。
4. B本题问的是：Lucan 可能已经被杀了，原因是什么？根据第四段的最后一句话：他们担心自己也会被卷入到谋杀案件中，因此杀了 Lucan.最符合此意的选项为 B ，意思为他们觉得 如果 Lucan 被捕，他有可能跟警察提起这些人。
5. C 本题问的是：前侦探MacLaughlin 声称Barry Haplin是什么?根据本文最后一段：MacLaughlin确信，Lucan 逃到了印度的果阿，在那里他换了个身份假装 Barry Haplin 这个 人。C的意思是 Barry Haplin 是Lucan 伯爵假装的。因此C是正确的答案。