高等继续教育 / 护理英语II
正确率：100%
题型描述: 单选题
Peptic ulcers are ( ) that develop on the inside lining of your stomache and the upper portion of small intestine.
A.open sores
B.vomits
C.black blood
D.burning pains
Peptic ulcers are ( ) that develop on the inside lining of your stomache and the upper portion of small intestine.
A.open sores
B.vomits
C.black blood
D.burning pains
参考答案：