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【单选题】
被输送液体的温度与离心泵汽蚀的关系是（ ）。A.
温度越高，越易汽蚀
B.
温度越低，越易汽蚀
C.
液体温度与汽蚀没有关系
D.
不确定
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【判断题】Darrow tried to put me at ease, saying that he had some clever and unexpected tactics and he would surprise Malone in the trial.
A.
正确
B.
错误
【简答题】完形填空。 Nicolaus Copernicus was frightened and his mind was 1 . Although he had tried to ignore them, all his mathematical calculations 2 the same conclusion: 3 the earth was not the centre of the solar...
【单选题】有能力的软件工程人员,为了胜任潜在的应用应该具有的这些知识。该知识体系包含的知识领域有________。
A.
软件测试、软件维护、软件质量
B.
本题所有选项
C.
软件工程管理、软件配置管理、软件工程模型与方法
D.
计算基础、工程基础、数学基础
【单选题】He had tried to put the unpleasant event out of his mind, but it kept on______to him, especially in dreams.
A.
recurring
B.
recurrence
C.
recurred
D.
recurs
【简答题】He had tried to put the unpleasant scene out of his mind, but it kept on __________ to him, especially in dreams.
【单选题】He had tried to put the unpleasant scene out of his mind, but it kept on ________ to him, especially in dreams.
A.
recurring
B.
startled
C.
mere
D.
motion
【单选题】He had tried to put the unpleasant scene out of his mind, but it kept on to him, especially in dreams.
A.
recurring
B.
recur
C.
recurred
D.
recurs
【简答题】He had tried to put the unpleasant scence out of his mind, but it kept on _______ to him, especially in dreams.他努力想忘记不愉快的事,但是这些事却时常在梦里浮现。
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