Part II Directions: In this section, you'll hear some long conversations. At the end of each conversation, some questions will be asked. Both the conversation and the questions will be spoken only once. After each question, choose the best answer from the four choices marked A, B, C, and D. Questions 6 to 8 are based on the conversation you have just heard. 6 ) A . Because the climate change has caused the war. B . Because the climate change is part of the national security. C . Because he now has more interest in climate change. D . Because he experienced war caused by climate change. 7 ) A . Because climate change can affect a country’s economy. B . Because climate change can cause wars for living necessities. C . Because climate change can cause military and political imbalance between states. D . Because climate change can worsen a government’s conflicting situations with terrorists. 8 ) A . Climate change has gained the concern from the UN. B . Climate change is the cause of wars in the Middle East. C . To limit climate change will avoid conflicts. D . Climate change will affect people’s living necessities. Questions 9 to 11 are based on the conversation you have just heard. 9 ) A . In a college bookstore. B . In a lecture hall. C . In a library. D . In a dormitory. 10 ) A . Political Science. B . Biology. C . World History. D . Chinese History. 11 ) A . He lives on the 10th floor of Butler Hall. B . He never wants to listen to students. C . He used to teach biology. D . He is an excellent professor.