男,15岁。咽痛、发热1周,1日前双下肢细小出血点,未见瘀斑,无腹痛及关节痛。实验室检查:血Hb125g/L,WBC12.5×109/L,Plt15×109/L,凝血时间正常,粪隐血(-),尿常规潜血(-),蛋白(-)。最可能的诊断是
A. 免疫性血小板减少症
B. 血小板无力症
C. 过敏性紫癜
D. 血友病
查看答案
Decide, according to the author, in which of the following lies the secret of successful education.
A. Offering students a wide range of subjects both in and outside school.
B. Getting students interested in what they are learning.
C. Helping students to successfully enter prestigious universities.
Steffens' parents could be regarded as quite traditional with regard to their son's education when he was a teenager.
A. True
B. False
In Steffens' opinion, the right motivation for students to learn was inquisitiveness for knowledge.
A. True
B. False
In Steffens' eye Mr. Nixon was a good tutor because he encouraged his pupil to find answers to his own questions.
A. True
B. False