发生食管癌最多见的部位是
A．食管上段
B．食管中段
C．食管下段
D．喉部与食管交界处
E．食管与胃交界处
参考答案：B
根据首字母及句意补全单词。
1. Her j _____ made all of us laugh.
2. My twin brother and I look the same. There are some differences, t _____.
3. Some friends have o _____ views and interests.
4. Tom and Sam both e _____ listening to music.
5. I think it's i _____ for you to study English. It's very useful.
131I治疗自主功能性甲状腺结节的一般常用剂量是（）。
A.370-740MBq
B.555-1110MBq
C.1.11-1.85GBq
D.3.7-11.1GBq
E.3.7-7.4GBq
