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【单选题】
after finding Elizabeth was alone, Lionel asked her if she was traveling alone. At the same time he felt the situation was a little bit awkward. But he still pointed out that she was late. How did Elizabeth answer him?A.
she said she was not
B.
she said it was not a problem
C.
she admitted she was
D.
she didnot mention the problem
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【单选题】15-17病人男性,因十二指肠溃疡并发瘢痕性幽门梗阻,反复呕吐宿食,消瘦,皮肤干燥,弹性减退。入院后经充分术前准备,行胃大部切除术。17. 手术后若发生胃肠吻合口出血,最早出现的临床表现是
A.
脉搏细速，血压下降
B.
烦躁不安，面色苍白
C.
尿量减少，四肢湿冷
D.
头晕，心悸，出冷汗
E.
胃管内吸出大量血液
【单选题】When did hydroelectric power was universally considered as an environmentally safe and clean means of electricity generator?
A.
Around 250 BC.
B.
In 1982.
C.
In the middle .years of 20th century.
D.
Until only recently.
【单选题】季先生,因十二指肠溃疡并发瘢痕性幽门梗阻,反复呕吐宿食,消瘦,皮肤干燥,弹性消失。入院后经充分术前准备,在硬脊膜外麻醉下行胃大部切除术。 术后若发生胃肠吻合口出血,最早出现的临床表现是:
A.
脉搏细速,血压下降
B.
烦躁不安,面色苍白
C.
尿量减少，四肢湿冷
D.
头晕,心悸,出冷汗
E.
胃管内吸出大量血液
【单选题】(3)术后若发生胃肠吻合口出血,最早出现的临床表现是
A.
脉搏细速,血压下降
B.
烦躁不安,面色苍白
C.
尿量减少,四肢湿冷
D.
头晕、心悸、出冷汗
E.
胃管内吸出大量血液
【简答题】Exploiting hydroelectric power resource can cost billions of dollars, for hydroelectric plants normally have ______ .
【简答题】Global hydroelectric power in theory is approximately ______ than the amount that has been taken advantage of today.
【单选题】季先生,因十二指肠溃疡并发瘢痕性幽门梗阻,反复呕吐宿食,消瘦,皮肤干燥,弹性消失,入院后经充分术前准备,在硬膜外麻醉下行胃大部切除术。术后若发生胃肠吻合口出血,最早出现的临床表现是
A.
脉搏细速，血压下降
B.
烦躁不安，面色苍白
C.
尿量减少，四肢湿冷
D.
头晕、心悸、出冷汗
E.
胃管内吸出大量血液
【单选题】季先生,因十二指肠溃疡并发瘢痕性幽门梗阻,反复呕吐宿食,消瘦,皮肤干燥,弹性消失,入院后经充分术前准备,在硬膜外麻醉下行胃大部切除术。术后若发生胃肠吻合口出血,最早出现的临床表现是
A.
烦躁不安,面色苍白
B.
尿量减少,四肢湿冷
C.
头晕、心悸、出冷汗
D.
胃管内吸出大量血液
E.
脉搏细速,血压下降
【单选题】A drawback to low head hydroelectric power stations is that they depend on ______ .
A.
the solar activity
B.
seasonal water flow
C.
seasonal wind direction
D.
the earth's self rotation
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