第19题:[多选题]属于骨迷路的有( ) A.球囊 B.椭圆囊 C. 前骨半规管 D.前庭 E.蜗螺旋管 参考答案:CDE
第20题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. A good presentation needs a lot of preparation. B. The presentation was very good. C. He can always turn to her for help. D. He should get some sleep. 参考答案:B 答案解析:[听力原文]
M: I was really worried about doing well at my presentation this afternoon.
W: But it turne