亲属供体与受者HLA位点不同时,其移植后的远期效果与尸体肾移植差不多,应避免做移植手术,不同的位点数目是()
A.1个
B.2个
C.3个
D.4个
E.5个
参考答案:B
Daniel goes to the computer Club____________[ ]
A. every Tuesday and Thursday afternoon
B. on every Tuesday and Thursday afternoon
C. in Tuesday and Thursday afternoon
D. at Tuesday and Thursday afternoon
秦始皇建立的封建专制主义中央集权制度的基本特征是
A.最高统治者称皇帝
B.中央设三公等官职
C.地方实行郡县制
D.确立皇权至高无上