根据录音，选择合适的答案（） 查看材料
A. He has never been ill till now．
B. He hasn"t had any injuries．
C. He has some health problems now．
D. He stopped growing because of disease．
根据录音，选择合适的答案（） 查看材料
A. To get married．
B. To see a doctor．
C. To f"md a job in Nepal．
D. To meet the prime minister．
根据录音，选择合适的答案（） 查看材料
A. Compression fractures cause the collapse of back bones．
Bone material is lost and cannot be replaced any more．
C. Bones become smaller and weaker and collapse easily．
D. Cushions get compressed with the increased gravity．
根据录音，选择合适的答案（） 查看材料
A. Bones become weaker and break easily．
Bone material changes with time．
C. The back bones press closer together．
D. Cushions between bones break down．
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