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【单选题】
下面那些命令可以将当前目录下的名为file.txt文本文件中的所有小写t都替换成大写TA.
tr ‘t’ ‘T’ file.txt
B.
cut ‘t’ ‘T’
C.
tr ‘t’ ‘T’
D.
cut ‘t’ ‘T’ file.txt
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举一反三
【单选题】(以下2题共用题干)患者,男性,患胃溃疡10余年,1小时前因饮酒出现上腹部剧烈疼痛,伴有恶心、呕吐。查体:腹部压痛、肌紧张、肝浊音界缩小。X线检查可见膈下游离气体。考虑该患者为
A.
急性胆囊炎
B.
急性胰腺炎
C.
胃肠穿孔
D.
幽门梗阻
E.
胆石症
【简答题】Background information B-Star is a theme park based on a popular series of children’s books. Customers pay a fixed fee to enter the park,where they can participate in a variety of activities such as r...
【多选题】A series of employment decisions will also be made based on the results of performance appraisals, including ______.
A.
promotion
B.
transfer
C.
pay rise or bonus
D.
remedial training
【简答题】assume: The theory is based on a series of wrong __________.
【简答题】one could escape the 6 only by thinking.
【单选题】The plane crashed into the mountain, and no one could _____ the crash.
A.
survive
B.
attach
C.
escape
D.
endure
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