皮皮学，免费搜题
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【单选题】
绞窄性肠梗阻的临床表现中，下列哪错误的A.
x线显示膨胀突出的孤立肠袢随时间而改变其位置
B.
持续剧痛无缓解
C.
出现腹膜刺激征
D.
肠鸣音消失或极微弱
E.
吐血性或棕褐色液体，或有血性大便
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参考解析：
知识点：
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【判断题】独竹漂在表演时,表演者者赤足站立于一根直径大约15厘米左右,长约8米以上的笔直楠竹上作水上载体。手拿一根直径约5厘米、长约4米的笔直小竹竿当桨,左右交替,在水上划行。()
A.
正确
B.
错误
【单选题】在Exce1表中，在记录单的右上角显示“3／30”，其意义是（ ）。
A.
当前记录是第3号记录
B.
当前记录单仅允许30个用户访问
C.
您是访问当前记录单的第3个用户
D.
当前记录是第30号记录
【单选题】—Your Chinese is so beautiful. How long have you studied it? —I have studied it _____ 2008. [ ]
A.
since
B.
before
C.
for
D.
till
【单选题】By the end of last term we______english for two years. a. have studied b. have been studied c. would studied d. had studied
A.
have studied
B.
have been studied
C.
would studied
D.
had studied
【单选题】_____ at college for 3 years, she knows the place very well. [ ]
A.
To have studied
B.
Having studied
C.
Studying
D.
Studied
【单选题】We _________ in this school for about two years .
A.
study
B.
studied
C.
have studied
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