第9题: [单项选择]What should the students write on the paper A. Their names, phone numbers, and job preference. B. The names and addresses of their guests. C. Their dormitory name, address, and phone number. 参考答案:A
第10题: [单项选择]能破坏基质分子筛结构的物质是()。 A. 碱性磷酸酶 B. 透明质酸酶 C. 过氧化物酶 D. 胶原蛋白酶 参考答案:B