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A. speak
B. discuss
C. talk
D. debate
关于原发性骨肿瘤说法错误的是()
A. 骨肉瘤好发于长骨干骺端
B. 软骨肉瘤病变部位多在干骺端靠近软骨板处
C. 骨软骨瘤以长骨干骺端多见
D. 尤因肉瘤好发于长骨干骺端
下列关于移植骨说法错误的是()
A. 骨显像可比x线早3~6周提示移植骨是否成活
B. 骨移植早期骨显像呈显像剂冷区
C. 骨移植后期骨显像显示存活骨显像剂弥散性增加
D. 骨显像不能诊断移植骨并发症
The name Virginia was given to North America by Sir Waiter Raleigh.
A. Right
B. Wrong
C. Not mentioned