以结合胆红素升高为主的是()。
A.Dubin-Johnson综合征
B.肝细胞性黄疸
C.溶血性黄疸
D.Gilbert综合征
E.Crigler-Najjar综合征
参考答案:A
— Did you notice the boy come in?
— No, I didn't because I ______ a film. [ ]
A. had watched
B. have watched
C. was watching
D. am watching
下列哪个类是由编译器自动生成对象的特殊类,是用于类操作
A.System类
B.Class类
C.Thread类
D.Object类