多选：该求助者得分处于或高于84百分等级的分测验是（）。
A．知识
B．领悟
C．词汇
D．填图
参考答案：A, C, D
The one concern for parents and students is _______ the student pursues their university education in a foreign country, the student will not have the opportunity to establish social contacts in China.
A．that
B．that if
C．whether
D．how
诊断阵发性睡眠性血红蛋白尿的特异性试验是( )
A．红细胞渗透脆性增高B．酸溶血试验阳性C．热溶血试验阳性D．Coombs试验阳性E．高铁血红蛋白还原试验
