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题目内容
（请给出正确答案）
Part A
Directions: You will hear 10 short dialogues. For each dialogue, there is one question and four possible answers. Choose the correct answer ― A, B, C or D, and mark it in your test booklet. You will have 15 seconds to answer the question and you will hear each dialogue ONLY ONCE.
听力原文：M: Excuse me. Do you have anything on the history of basketball？
W: I believe so. Look in the card catalogue under sports and also under hobbies.
What is the probable relationship between the two speakers？
A．Bookstore assistant and customer.
B．Teacher and student.
C．Librarian and student
D．Father and son.
更多“Part ADirections: You will hear 10 short dialogues. For each dialogue, there is one questi”相关的问题
第3题
下列X线表现反映骨肿瘤恶性程度较高的征象是：（）
A、病变的大小
B、病变的部位
C、骨膜袖口征
D、关节是否受累
E、是否合并病理性骨折
第4题
下列表现提示骨肿瘤恶性程度较高的征象是
A、病变的大小
B、病变的部位
C、骨膜袖口征
D、关节是否受累
E、是否合并病理性骨折
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