Question

阅读理解 　　Dr．Hausman is a hair detective．Once a mountain lion killed a thirteen-year-old boy．The town offered a reward of thousand dollars for anyone who would kill the lion． 　　One day an excited hunter came to the town to say that he had killed the mountain lion．As proof that he had killed the right animal, he showed a ball of human hair．He said he had taken the hair from the stomach of the mountain lion． 　　However, another hunter soon showed up to claim(索要)the reward．He too had a ball of human hair that he said he had taken from the dead lion’s stomach．The town did not know which man to pay．Maybe neither one had killed the right mountain lion．To settle the argument, they decided to turn the whole thing over to Dr．Hausman． 　　Dr．Hausman studied the hair and reported that the second hunter should be paid．The hair in the stomach of the mountain lion he had killed matched the hair of the boy．The whole town was relieved to know for sure that the killer had been found． 　　There are other kinds of detectives who do not wear a uniform, like Hausman, but solve endless mysteries every year．There is, for example, the dust detective．Tiny bits of dust stick to your clothes, your fingernails, your hair, or your shoes．They catch in your nose and in your ears．They tell where you have been and what you have done lately．The dust detective often helps catch a criminal by proving that he has been on the scene of the crime(罪案)． 　　Then there is the wood detective．By studying a piece of wood he can tell what kind of tree the piece of wood came from．He can tell where it was grown, and how old it is．He can even tell you what the weather was like at a certain place the year Columbus landed in America．The growth rings on a tree tell him． (1) According to the selection, by studying a piece of wood, a wood detective can tell you ________． [　　] A． what the weather will be like next year B． what the weather was like last week in the mountain C． what the weather was like last month in your hometown D． what kind of tree the piece of wood came from (2) Endless mysteries are solved every year by ________． [　　] A． detectives who like Hausman B． detectives like Hausman C． other kinds of detectives who like Hausman D． detectives Dr．Hausman likes (3) What does the underlined word “they”(Para．5)mean? [　　] A． Your clothes． B． Your finger-nail． C． Tiny bits of dust． D． Your shoes． (4) It is implied in the selection that it is most important for a criminal ________． [　　] A． to prove that he has been on the scene of the crime B． to prove that he has not been on the scene of the crime C． to tell the detective what he has done lately D． to show the detective his nose and his ears

Answer 1

答案：1．D;2．B;3．C;4．B;
解析：

(1)	事实细节题。从最后一段第二句话得知“通过研究一块木头，树木专家可辨认出它的来历”。
(2)	事实细节题。答案在倒数第二段第一句话。
(3)	行文推断题。从它后边两句话很容易判断。也就是“细小的灰尘可证明你去过的地方，也能证明你最近做了什么事”，they指细小灰尘。
(4)	行文推断题。根据文章倒数第二段可得出结论。也就是“灰尘颗粒专家一般通过证明嫌疑犯到过犯罪现场来协助断案”。