杂乱无章的水分子运动碰撞胶体微粒产生的运动称()
A.分子运动
B.布朗运动
C.胶体运动
D.原子运动
参考答案:B
根据下列句子及所给单词首字母,写出各单词的完全形式(每空限一词)
1. Your pale(苍白的)face s____bad health. You'd better go to see the doctor at once.
2. What a delicious s !I guess Mum is cooking fish in the kitchen now.
3. Tommy has run out of money, so I o him some help yesterday.
4. Taiwan b to China.
5. Recently, our math teacher is i in watching football games.
毕Ⅱ式胃大部切除术后,突然出现上腹部剧烈疼痛,呕吐频繁,不含胆汁,上腹部偏右有压痛。最可能的诊断是()
A.吻合口梗阻
B.输入段梗阻
C.输出段梗阻
D.急性胆囊炎
E.十二指肠残端瘘