不管构件变形怎样复杂,它们常常是轴向拉压、()、扭转和弯曲等基本变形形式所组成。A. 发布时间:2017-04-15 14:39 │ 来源:www.tikuol.com 题型:单项选择题 问题: 不管构件变形怎样复杂,它们常常是轴向拉压、()、扭转和弯曲等基本变形形式所组成。A.位移B.错位C.膨胀D.剪切
题型:单项选择题 情景交际。B= Bill F= Bill's friend F: What's wrong, Bill? You are not looking happy.B: I'm not. I feel a little worried about my English. F: 1 B: I'm not getting along well with it. F: Why not? B: Well, I seldom have chances to meet English people. F: 2 B: Where should I go? F: 3 B: But... it seems English people never speak to me. F: Ah! 4 B: 5 F: Oh, weather! English people are always interested in the weather. A. You should go to an English corner. B. What can I talk about? C. You should learn English well. D. What's the problem? E. You should speak first. F. What can I do for you?G. You should go out more. 查看答案
题型:单项选择题 Hard work and lack of sleep have ______ her beauty and youth in recent years. [ ]A. worn out B. tried out C. made out D. sent out 查看答案
题型:单项选择题 患者男,40岁。5年前开始经常心悸发作,最近发作频繁,持续时间较前延长,药物治疗效果不佳。心电图显示心律齐,QRS波形增宽,起始部有δ波。最确切的治疗为()A.置入心脏永久起搏器B.置入埋藏式心脏复律除颤器C.切断His束D.切断旁路传导E.切除心室内膜 查看答案