肾综合征出血热高钾血症可有下列哪些临床表现()
A.腱反射迟钝
B.乏力、肌张力增加
C.心律失常,心率减慢
D.心电图T波平坦,QRS波增宽
E.嗜睡、昏迷
参考答案:A, C
下列各项中,属于数量标志的是()。
A.性别
B.民族
C.年龄
D.健康状况
Tell me _______how it came about that you were 20 minutes late for class. You needn't go into details. [ ]
A. in advance
B. in brief
C. in total
D. in vain