题目内容

Questions 4 to 7 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now listen to the conversation. What is the main topic of the conversation

A. The difficulty of raising animals on farms in colonial America.
B. Traffic problems in colonial American cities.
C. Population growth in colonial American cities.
D. Economic conditions in colonial America.

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In which domain will Google and Sun cooperate to challenge Microsoft

A. Hardware products.
B. Personal computer market.
C. Desktop computer market.
D. Portable computer market.

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What will the women probably do next

A. Get some books for the man to look at.
B. Ask the man to look over her notes.
Continue her research in the library.
D. Find more information on how books are preserved.

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Questions 8 to 10 are based on the following conversation. At the end of the conversation, you will be given 15 seconds to answer the questions. Now listen to the conversation. What did Julia Margaret Cameron emphasize in her portrays

A. Her subject’s home.
B. Her subject’s social status.
C. Her subject’s personality.
D. Her subject’s role in history.

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[说明]已知关系R(A，B，C，D) 和函数依赖集F为AB—＞D，C—＞，A，D—＞C。 [问题3]关系R是否满足第二范式第三范式BCNF范式

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Questions 4 to 7 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now listen to the conversation. What is the main topic of the conversation

A. The difficulty of raising animals on farms in colonial America. B. Traffic problems in colonial American cities. C. Population growth in colonial American cities. D. Economic conditions in colonial America.

In which domain will Google and Sun cooperate to challenge Microsoft

What will the women probably do next

Questions 8 to 10 are based on the following conversation. At the end of the conversation, you will be given 15 seconds to answer the questions. Now listen to the conversation. What did Julia Margaret Cameron emphasize in her portrays

[说明]已知关系R(A，B，C，D) 和函数依赖集F为AB—＞D，C—＞，A，D—＞C。 [问题3]关系R是否满足第二范式第三范式BCNF范式

A. The difficulty of raising animals on farms in colonial America.
B. Traffic problems in colonial American cities.
C. Population growth in colonial American cities.
D. Economic conditions in colonial America.