关于室间隔缺损的阐述，不正确的是（）。 A.室间隔缺损患者均有心电图异常改变 B.可 发布时间：2017-09-03 04:09 │ 来源：www.tikuol.com 题型：单项选择题 A型题 问题： 关于室间隔缺损的阐述，不正确的是（）。A.室间隔缺损患者均有心电图异常改变B.可出现双侧心室肥大C.可出现心电轴左偏D.可表现为左心室肥大E.以膜部缺损最多见
题型：单项选择题 A型题 完形填空。 I heard a story about a famous scientist who had made several very important achievements. What madehim 1 from others? He said it all came from 2 that happened when he was two years old. He tried to 3 a bottle of milk awayfrom the fridge, but the slippery (光滑的) bottle fell, spilling its milk all over the 4 floor. When his mother came in, 5 shouting at him, she said,"Robert, what a great mess (一团糟) you havemade! I have never seen such a big puddle (水坑) of milk. Would you like to get down and play in the milk for a few minutes 6 we clean it up?" Indeed, he did. After a few minutes, his mother said,"Robert, when you make a mess like this, you have toclean it up at last. So, 7 would you like to do that? We would use a towel or a mop. Which do you prefer?" He chose the towel and together they cleaned up the milk. His mother then said, "We had a failed 8 in how to carry a big milk bottle with two small hands in the kitchen. Let's go out and fill the bottle with water and see if you can 9 a way to carry it without dropping it."The little boy learned that if he held the bottle at the top near the lip (杯口) with both hands, he could carry it without dropping it. This scientist then said that it was at that moment that he knew he didn't need to be afraid to 10 . So, what have you learnt from the story? ( )1. A. serious ( )2. A. an experience ( )3. A. pass ( )4. A. kitchen ( )5. A. from ( )6. A. after ( )7. A. when ( )8. A. experiment ( )9. A. look ( )10. A. clean the floor B. similar B. advice B. bring B. bedroom B. with B. before B. what B. condition B. discover B. spill milk C. different C. a promise C. drink C. bathroom C. because of C. as soon as C. how C. survey C. recognize C. make mistakes D. important D. an idea D. take D. living room D. instead of D. since D. why D. research D. develop D. realize mistakes 查看答案
题型：单项选择题 A型题 腮腺肿瘤镜下见两种瘤细胞成分围成腺管样结构，其内层为导管上皮细胞，体小，染色深；外层细胞为肌上皮细胞，体大，胞浆透明；部分区域以实性透明的肌上皮细胞片块为主。最可能的病理诊断是A．多形性腺瘤B．肌上皮瘤C．基底细胞腺癌D．上皮-肌上皮癌E．腺泡细胞癌 查看答案