问题
单项选择题
分化型甲状腺癌转移灶131I显像阳性提示（）。
A.癌细胞分化程度高，预后好
B.癌细胞分化程度低，预后差
C.癌细胞代谢不活跃
D.癌细胞失分化
E.癌细胞未分化
答案
参考答案：A
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分化型甲状腺癌转移灶131I显像阳性提示（）。
A.癌细胞分化程度高，预后好
B.癌细胞分化程度低，预后差
C.癌细胞代谢不活跃
D.癌细胞失分化
E.癌细胞未分化
参考答案：A
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| A: Hey, Robert! Wait a minute. B: What's the matter, John? A: (1)________ B: Of course I can. What can I do for you? A: (2)________ B: Your birthday is next Saturday. We have more than a week to get ready for your party. A: Yes, you are right. I want to write some invitation cards today. B: That's great. (3) ___________ A: (4) My handwriting is bad, so I want you to write them for me. B: OK. (5)________You should practice writing to improve (提高) your handwriting. A: Thank you very much. I'll do my best.
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