在履约过程中,如果出现纠纷,处理的方法有:协商、调节、仲裁、审判。如果出现违约行为,则应当受到()、()、制裁。
参考答案:谴责;惩罚
出现鲜红色血样便,最可能的诊断是()
A.十二指肠球部溃疡
B.胃癌
C.胃溃疡
D.直肠癌
E.食管出血
---I called you yesterday evening, but there was no answer.
----- Oh, I’m sorry. I _____ dinner at a restaurant at that time.
A.have
B.had
C.was having
D.have had