各类艺术都有自己独特的指向意象世界的形式符号,如色彩、线条、形体、音符、旋律、词语等,它们构成艺术品的第()层次。
A.一
B.二
C.三
D.四
参考答案:B
Knowing their son failed in the exam, the parents stood there, ________.
A.looked disappointed
B.looking disappointed
C.looked disappointing
D.looking disappointing
急性肾盂肾炎的处理措施有()
A.口服有效抗生素14天
B.碱化尿液
C.局部热敷
D.禁用氨基苷类药
E.多饮水,督促排尿。若饮水后几小时无尿,给予利尿剂利尿