脑卒中发病的主要危险因素有高血压、冠心病、糖尿病、高脂血症、吸烟、饮酒、肥胖等。（ ）
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高脂血症是各种原因导致的血液内总胆固醇和甘油三酯以及相关脂蛋白的升高，高密度脂蛋白胆固醇降低也是一种血脂代谢紊乱。
A. 对
B. 错
[音频]A Listen to the short dialogue between a man and a woman, and then choose the best answer.1. The man _______.
A. has an English name
B. often goes to the library
C. is from the Art Department
2. They meet each other in the _______.
A. classroom
B. library
Computer Science Department
3. The woman is a _______.
A. first-year student
B. second-year student
C. third-year student
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