第34题:[单选题]鉴定幽门螺杆菌的重要依据是:(1.0) A. 定居于胃粘膜层中 B. 产生大量尿素酶,分解尿素为氨 C. 运动活泼.生化反应活泼 D. 革兰阴性无芽胞杆菌 E. 以上都不是 参考答案:B
第35题: [单项选择]How many friends are going to the man’s birthday party A. Three. B. Four. C. Five. 参考答案:C 答案解析:[听力原文] F: Who is going to your birthday party M: Let me see: Rose, Mary, Bob, and the twins P