“许”义为() 果得一死男,手足完具,色黑,长可尺许()
A. 大约,表约数
B. 姓
C. 允许
D. 处,处所
E. 夸耀
性质恶劣,造成人员死亡的事故,向上级报告的时间是
A. 36小时内
B. 48小时内
C. 72小时内
D. 24小时内
E. 15日内
A: I'm afraid I have spilled some coffee on the tablecloth. B:().
A. Oh. don't worry about that.
B. You needn Pt apologize.
C. I feel sorry for that.
D. Oh. you shouldn't have done. that.
出现柏油样便提示胃肠道出血量达( )。
A. 5ml
B. 50ml
C. 100ml
D. 500ml
E. 1000ml