运动神经元病是一组病因为未明的选择性侵犯
A．锥体束
B．脊髓侧角细胞
C．脊髓前角细胞
D．皮质锥体细胞
E．脑干后组运动神经元
参考答案：A,C,D,E
圈出使用正确的单词，完成句子。
1.—Can you sing in English, Tommy? —Sorry, I (can, can't).
2. I want (to join, join) the music club.
3. Tom can play the guitar very (good, well).
4.—Can you help kids with (swimming, swim), Mike? —Yes, I can.
5.—What can you do? —We can (sing, sings) in English.
6. Can you (speak, say, talk) English?
颅底骨折伴延期脑脊液耳漏下列哪项治疗是正确的（）
A.将外耳道冲洗干净
B.用棉球堵塞外耳道
C.脱水治疗
D.给予抗生素治疗
E.立即修补漏口
