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【单选题】
,急性腹痛发作10h入院,下列哪项检查对诊断急性胰腺炎最有价值:
A.
血清淀粉酶测定
B.
血清脂肪酶测定
C.
血糖测定
D.
血清钙测定
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【单选题】在挥发油高沸点馏份,有一类可溶于强酸并能与三硝基苯类生成π-络合物沉淀的成份是()
A.
卓酚酮类
B.
薁类
C.
环烯醚萜类
D.
二萜内酯类
E.
五环三萜类
【简答题】分离沸点不同的挥发油的方法( )。
【单选题】听力原文:M: Excuse me, do you mind answering a few questions? W: No. M: Um firstly, do you ever eat fast food? W: Yes, yes, I do. M: What kind of food do you normally eat? W: Oh, err, you know, burgers, s...
A.
French fries.
B.
Bagels.
C.
Sandwiches.
D.
Burgers.
【单选题】“文明冲突论”是由谁提出来的?
A.
以赛亚·柏林
B.
塞缪尔·亨廷顿
C.
马克思·韦伯
D.
汤因比
【单选题】听力原文:M: Excuse me, do you mind answering a few questions? W: No. M: Um, firstly, do you ever eat fast food? W: Yes, I do. M: What kind of food do you normally eat? W: Oh, er, you know, burgers, sandwi...
A.
French fries.
B.
Bagels.
C.
Sandwiches.
D.
Burgers.
【单选题】听力原文:W: Excuse me, do you mind answering a few questions? M: No. W: Firstly, do you ever cat fast food? M: Yes, I do. W: What kind of fast food do you normally eat? M: Oh, you know, burgers, sandwiche...
A.
Fried chicken.
B.
Sandwiches.
C.
Pizza
D.
Kebabs.
【判断题】垃圾是放错了地方的宝贵资源
A.
正确
B.
错误
【单选题】_____ be sent to work there when you are away? [     ]
A.
Who do you suggest who should
B.
Do you suggest who should
C.
Who do you suggest
D.
Do you suggest whom should
【单选题】听力原文:M: Excuse me, do you mind answering a few questions? W: No. M: Um firstly, do you ever eat fast food? W: Yes, yes, I do. M: What kind of food do you normally eat? W: Oh, err, you know, burgers, s...
A.
French fries.
B.
Bagels.
C.
Sandwiches.
D.
Burgers.
【单选题】单萜类是挥发油中低沸点组分的主要组成部分,其沸点一般是
A.
(40—60℃)
B.
(240—380℃)
C.
(140—180℃)
D.
(100—160℃)
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