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【单选题】
患者,体检发现AFP>500ng/ml。有HBsAg阳性史6年。 对确诊最有帮助的检查是?A.
肝动脉造影
B.
MRI或CT检查
C.
腹部X线检查
D.
同位素肝扫描
E.
肝组织活检
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举一反三
【单选题】He was ______ strict man and he was strict in his work. When he was 36, he was elected ______ chairman of the committee.
A.
a, the
B.
the, the
C.
the, a
D.
a, 不填
【单选题】患者,男性,70岁,体质虚弱。近日骶尾部皮肤呈紫色,有皮下硬结,并出现水泡,针对患者的表现,不妥的护理措施是( )
A.
避免局部受潮湿摩擦
B.
每1~2小时协助翻身1次
C.
在无菌操作下抽出大水泡内液体
D.
创面涂消毒溶液,用无菌敷料包扎
E.
平卧时在颈、腰及腘窝部垫海绵垫
【单选题】He is a very tall young man. He is the second_____man in his company.
A.
tall
B.
taller
C.
tallest
D.
most tall
【单选题】The type of logical database model that treats data as if they were stored in two-dimensional tables is the
A.
hierarchical DBMS.
B.
OODBMS.
C.
pre-digital DBMS.
D.
relational DBMS.
【单选题】How does the man pay for his bill?
A.
He uses cash.
B.
He uses his check.
C.
He uses his credit card.
D.
He borrows money from the woman.
【判断题】如果知道100个元素被分配到二维数组A中，则A的两个下标都必须是从0到9，即A必须是10行和10列。If you know that 100 elements are assigned to a two-dimensional array A, the two subscripts of A must be from 0 to 9, that is, A must be 10 rows and 1...
A.
正确
B.
错误
【单选题】The type of logical database model that treats data as if they were stored in two-dimensional tables is the:
A.
two-tiered DBMS.
B.
relational DBMS.
C.
pre-digital DBMS.
D.
hierarchical DBMS.
【单选题】If a two-dimensional array a has m columns, then the number of elements preceding a[i][j] is( )
A.
j*m+i
B.
i*m+j
C.
i*m+j-1
D.
i*m+j+1
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