题目内容：
请根据短文内容，回答题。Family History
In an age when technology is developing faster than ever before, many people are being attracted to the__________ (51) of looking back into the past. One way they can do this is by__________ (52) their own family history. They can try to __________ (53) out more about where their families came from and what they did. This is now a fast-growing hobby, especially in countries __________ (54) a fairly short history, like Australia and the United States.
It is one thing to spend some time __________ (55) through a book on family history and to __________(56) the decision to investigate your own family's past. It is quite another to__________(57) out the research work successfully. It is easy to set about it in a disorganized__________ (58) and cause yourself many problems which could have been__________(59) with a little forward planning.
If your own family stories tell you __________ (60) you are connected with a famous character, whether hero or criminal, do not let this idea take __________(61) your research. Just treat it as an interesting__________(62). A simple system with collecting and storing your information will be adequate to__________(63) with; a more complex one may only get in your__________(64). The most important thing, though, is to get started. Who __________ (65) what you might find?
_________ A．chain
B．attention
C．idea
D．interest
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