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【单选题】
梗阻性黄疸时,B超显示胆总管和肝内胆管均不扩张,为确诊应选择哪项检查A.
放射性核素胰腺扫描
B.
PTC
C.
低张十二指肠造影
D.
ERCP
E.
CT
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反馈参考答案：
举一反三
【单选题】______is known to us all, only the theory ______ on practice can be practical.
A.
Which; base
B.
Which; based
C.
As; based
D.
As; basing
【简答题】适龄儿童、少年免试入学。地方各级人民政府应当保障适龄儿童、少年在 学校就近入学。
【单选题】Less sleep can gain us weight, because it raises our leptin, which triggers us to eat more.
A.
Y
B.
N
C.
NG
【多选题】Which ones of the following can be used as the openning sentence?
A.
I am sorry that it has taken me so long to reply.
B.
Best regards to you and your family.
C.
I thought you would be interested to heard that...
D.
If there is anything I can do for you, please do not hesitate to let me know.
【简答题】In which picture can we see the students of the poor village reading books donated by us?
【单选题】Any friction fit, tightness or adhesion of the part of any load being lifted should be broken by wedge or tapping and not by increasing the load on the applianceAccording to this sentence, .
A.
the lifting appliance can always lift the freight within its rated load
B.
attention should be paid in order not to break the wedge when lifting cargo
C.
sometimes the lifting work needs other assistance other than the lifting appliance
D.
lifting work should be done with every part fit, tightness or adhesion
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