男孩，10岁。未经肾活组织检查诊断为肾炎性肾病。可呈下列临床特点，除了
A. 血尿
B. 商血压
C. 氮质血症
D. 血清C3降低
E. 对激素治疗完全无效应
Man closes his eyes quickly when a fly suddenly rushes to his face. We call it the ______
A. voluntary
B. stern
C. intrinsic
D. natural
The author most probably is a______.
A. teacher
B. psychologist
C. writer
D. doctor
After he was told he would become deaf, ______.
A. Beethoven was so sad that he gave up composing
Beethoven wrote his music better than ever before
C. Beethoven's compositions became worse and worse
D. Beethoven asked his brothers for help
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