数据5,4,4,3,6,2的众数为
4
The man thought, "I shall take it back tomorrow."
The man thought that _________ take it back _________.[ ]
A. I shall; tomorrow
B. I shall; the next day
C. he should; tomorrow
D. he would; the next day
患者男,39岁,行毕Ⅱ式胃大部切除术(输入段对小弯术式)后2周,出现上腹部胀痛的症状,多出现在进食后半小时左右,伴有恶心和呕吐,呕吐物为胆汁样液体,不含食物,吐后症状明显减轻。查体:患者消瘦,轻度脱水表现,上腹部轻压痛,未闻及振水音。引起上述症状最可能的原因是()
A.吻合口梗阻
B.输出段梗阻
C.输入段梗阻
D.倾倒综合征
E.输入段综合征