内痔出血特点有
A．排便时间歇带血
B．便后出血即自行停止
C．便后滴鲜血
D．有时呈喷射状出血
E．血与便不相混
参考答案：A,B,C,D,E
下列各项中，属于自制原始凭证的包括______。
A．借款单
B．领料单
C．工资结算汇总表
D．材料请购单
They ______ about eight hundred English words by the end of last term. [ ]
A. have learned
B. had learned
C. will learn
D. are going to learn
