下列情况属于“非晕厥”的是()
A.低血糖晕厥
B.精神性晕厥(躯体症状化疾病,癔病)
C.癫痫
D.排尿性晕厥
E.缺氧性(高原缺氧性)晕厥
参考答案:A, B, C, E
It was playing computer games_______ cost the boy plenty of time______ he ought to have spent doing his homework.
A.that; that
B.which; that
C.which; when
D.that; when
B型肝炎病毒(HBV)属于( )。
A.dsDNA分子
B.ssDNA分子
C.双链RNA分子
D.单链RNA分子