HLA-Ⅰ类抗原基因位点包括()。
A.A位点+B位点
B.A位点+C位点
C.B位点+C位点
D.A位点+DR位点
E.B位点+DR位点
参考答案:A
根据句意和首字母提示填空.
1. He is from south , he can't s _______ the cold weather in Xiniiang.
2. How do you like s_______ operas?
3. In f_______, he didn't clean his room yesterday.
4. — Do you know Kangxi?
— Yes, he was a k_______.
5. His father likes watching sports s_______.
鼻内镜手术时损伤筛前动脉可引起()。
A.大出血
B.鼻腔粘连
C.脑脊液鼻漏
D.眶内血肿
E.颅底血肿