中毒病人洗胃时,每次注入液体的适宜量是()
A.100~200ml
B.200~300ml
C.300~400ml
D.400~500ml
E.1000ml
参考答案:B
_ that she didn't do a good job, I don't think I am abler than her. [ ]
A. To have said
B. Having said
C. To say
D. Saying
习惯性流产是指自然流产连续发生几次或以上()。
A.6次
B.5次
C.4次
D.3次
E.2次