Questions 19 to 22 are based on the passage you have just heard.
A. He knows very little about music.
B. He is a member of a large orchestra.
C. He wants Michael to be a great trumpet player.
D. He never makes Michael enter music competitions.
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Questions 23 to 25 are based on the passage you have just heard.
A magazine, an idea and a laptop.
B. A friend, an idea and a good knowledge of Internet.
C. An idea, a little knowledge about Internet and $10,000.
D. Some knowledge about business, an idea and $10,000.
Questions 19 to 22 are based on the passage you have just heard.
A. Both of them are successful educators.
B. They are happy even when Winston does not win.
C. They want Winston to be a successful musician.
D. They fail to enter Winston in many piano competitions.
Questions 13 to 15 are based on the conversation you have just heard.
A college degree.
B. Good credit record.
C. Living in the college.
D. An age of at least 18 years.
糖皮质激素治疗特发性血小板减少性紫癜机制是
A. 增加毛细血管通透性
B. 增加脾功能
C. 增加巨核细胞释放血小板
D. 抑制巨核细胞破裂
E. 抑制抗血小板抗体生成
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