DiGeorge综合征细胞免疫功能缺陷的原因是()
A.T细胞内在缺陷
B.TCR功能缺陷
C.B细胞内在缺陷
D.先天性胸腺发育不全
E.树突状细胞内在缺陷
参考答案:D
He offered the information the police needed and deserved _______.
A.rewarded
B.to reward
C.being rewarded
D.rewarding
Discounting(of future income) (未来收人)折现