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【单选题】
不属于肠镜检查 并发症的是( )A.
肠穿孔
B.
肠出血
C.
心脑血管意外
D.
腹泻
E.
肠系膜损伤
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反馈参考答案：
举一反三
【单选题】对于线性规划问题的标准形式，【图片】，利用单纯形法求解时，每作一次换基迭代，都能保证它相应的目标函数值Z必为( )
A.
增大；
B.
不减少；
C.
减小；
D.
不增大
【单选题】.Mike entered Beijing University .The people in his village are him.
A.
.in the end;pride in
B.
.at the end;pride of
C.
.in the end;proud of
【单选题】A common misconception is that university hospitals are better than community or private hospitals. In fact, university hospitals have a lower survival rate for patients than do other hospitals. From ...
A.
Many doctors divide their working hours between a university and a community or private hospital.
B.
Doctors at university hospitals often earn less than doctors at private hospitals.
C.
University and community hospitals often cannot afford the elaborate facilities of private hospitals.
D.
The emphasis at many university hospitals is on pure research rather than on the treatment and care of patients.
E.
The patients who seek help at university hospitals are usually more seriously ill than those at private or community hospitals.
【单选题】He entered Peking University____. The people in his village are ____ him.
A.
in the end; pride in
B.
at the end; pride of
C.
in end; proud of
D.
in the end; proud of
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