麻醉药品的每张处方注射剂不得超过
A．七日常用量B．二日常用量C．五日常用量D．三日常用量E．一日常用量
参考答案：B
—What were you doing at 8 o’clock this morning?
—____.
A．I am having breakfast.
B．I want to go to visit my grandfather.
C．I was talking with my teacher at that time.
D．I stayed there for two days.
读“某区域等高线地形图”和“某山垂直自然带带谱”，回答下列各题。
根据图判断某山的位置在（）
A．①
B．②
C．③
D．④
