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【单选题】
以下程序的输出结果是:( ) fo = open("text.txt",'w+') x,y ='this is a test','hello' fo.write('{}+{}\n'.format(x,y)) print(fo.read()) fo.close()A.
this is a test
B.
this is a test hello
C.
this is a test+hello
D.
this is a test,hello.
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举一反三
【单选题】—I'm sorry I stepped outside for a smoke. I was very tired. —There is no ______ for this while you are on duty.
A.
reason
B.
excuse
C.
explanation
D.
cause
【单选题】病人,女,45岁。行左肺叶切除术后1天主诉胸闷、呼吸短促,血气分析显示:pH7、 23, PaCO 2 52mmHg, CO 2 CP32mmol/L作为护士,护理中应特别注意
A.
补充血容量
B.
补充碱性液体
C.
及早吸氧
D.
应用抗生素
E.
保持呼吸道通畅
【单选题】听力原文：W: What did you think of the lecture? M: I thought it was very interesting. W: Did you really? M: Yes, didn't you? W: Certainly not. I thought he talked a lot of rubbish. M: So you think you know...
A.
A film.
B.
A lecture.
C.
A tour.
D.
ATV program.
【单选题】听力原文：M: I feel very ill, Doctor. W: What is the matter with you? M: I have a terrible sore throat. I have a headache, too. W: Have you been coughing and sneezing? M: I cough a lot, but I don't sneeze....
A.
Coffee.
B.
Hot tea.
C.
Pure water.
【单选题】听力原文：W: Your spoken English is very good. I like it very much. M: Thank you! You see, I've ever stayed in America for three years and during that time my oral English was improved a lot. Q: How long d...
A.
Two years.
B.
Three years.
C.
Four years.
D.
Five years.
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