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【单选题】
面静脉的解剖特点是
A.
部分行走于肌肉中,肌收缩时血液可反流
B.
静脉内瓣膜少而薄弱,难以阻挡逆流
C.
面部化脓性感染面静脉内形成血栓
D.
可经内眦静脉,眼上静脉而逆流至颅内海绵
E.
以上都正确
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【简答题】请根据题目要求完成上机实验!!!!!!!!!!!!! 数学建模上机实验2(2019.3.8).doc
【单选题】Which of the following is the sequence of the -10 region of prokaryotic promoters? ( )
A.
TATAAT
B.
TTGACA
C.
TATA
D.
CAA
【单选题】在执行语句:int a[][3]={1,2,3,4,5,6};后,a[1][0]的值是( )。
A.
4
B.
3
C.
2
D.
1
【单选题】在执行语句:int a[][3]={1,2,3,4,5,6}后,a[1][1]的值是:
A.
5
B.
4
C.
2
D.
1
【单选题】腹膜后隙内的主要结构不包括
A.
B.
肾上腺
C.
D.
十二指肠
E.
结肠
【简答题】Please summarize the major points in conversation two.Try to follow the sequence of the details in the dialogue.
【简答题】It is said that a fire was broken out in his house last week. A       B      C       D
【简答题】Retriever the information from the relation instructor with the sequence of the dept_name ascending.
【单选题】The sequence of the retention time of the mixed components in Experiment "Determinationof Organic Solvent Residue by Capillary Gas Chromatography with gradientTemperature" is based on ( ).
A.
their boiling points
B.
their melting points
C.
their molecular masses
D.
their polarities
【单选题】It is said that a bank in Shenzhen 5 yuan for a “cash counting fee” when a customer deposited a bag of coins .
A.
took
B.
asked
C.
charged
D.
paid
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