There are some kinds of detectives who do not wear a uniform, like Hausman, solv

There are some kinds of detectives who donot wear a uniform, like Hausman, solve endless mysteries every year. There is,for example, the dust detective. Tiny bits of dust stick to your clothes, yourfingernails, your hair, or your shoes. They catch in your nose and in yourears. They tell where you have been and what you have done lately. The dustdetective often helps catch a criminal by proving that he has been on the sceneof the crime（罪案）.

Then there is the wood detective. Bystudying a piece of wood he can tell what kind of tree the piece of wood camefrom. He can tell where it was grown, and how old it is. He can even tell youwhat the weather was like at a certain place the year Columbus landed inAmerica. The growth rings on a tree tell him.

64．According to the selection, by studying a piece of wood, a wooddetective can tell you________.

A．what the weather was like the year Columbus landed in America.

B．what the weather was like last year 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

65．What does the underlined word “they”(para. 1) mean?

A．Yourclothes           B．Your finger-nail

C．Tiny bits of dust        D．Your shoes

试题答案

【答案】

64---65   DC  

【解析】略