问题
多项选择题
关于颌骨骨肉瘤(CT检查如图)的描述哪些是正确的()
A.骨肉瘤是起源于成骨组织的恶性肿瘤
B.上颌骨较下颌骨多见
C.肿瘤生长迅速,可伴剧烈疼痛
D.X线上可表现溶骨型与成骨型
E.晚期肿瘤可血行转移到肺部
答案
参考答案:A, C, D, E
关于颌骨骨肉瘤(CT检查如图)的描述哪些是正确的()
A.骨肉瘤是起源于成骨组织的恶性肿瘤
B.上颌骨较下颌骨多见
C.肿瘤生长迅速,可伴剧烈疼痛
D.X线上可表现溶骨型与成骨型
E.晚期肿瘤可血行转移到肺部
参考答案:A, C, D, E
从以下方框中选出适当的句子,完成对话。 | |
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Jack: We are going to my teacher’s house for dinner tomorrow. 1 Lucy: 2 We can bring some candies(糖果) or toys for the kids. Jack: But I’m not sure whether they’d like them. Lucy: 3 I usually bring flowers when it’s hard to choose a suitable(适合的) present. Jack: 4 I may also buy a small vase(花瓶). Lucy: Great! Jack: Will you go to choose(选择) some flowers with me? Lucy: 5 |