题目:
咀嚼美味食物时分泌唾液是一种条件反射过程。
答案:
参考答案:错
咀嚼美味食物时分泌唾液是一种条件反射过程。
参考答案:错
软件需求分析阶段的工作,可以分为四个方面:需求获取,需求分析,编写需求规格说明书,以及
A.阶段性报告
B.需求评审
C.总结
D.都不正确
It was one of the happiest Saturday mornings I had spent with my daughter, Gigi. That was, until two strangers threw her into their car and sped away. It seemed like a bad dream.I could ____ speak when the police questioned me. After that, the policeman asked me to go home to wait. My friend Gloria came to ____me. She took my hand and gave me ____. It was a picture of a little girl ____asleep in her bed, standing by the bed was a tall, blond(金发的)__ __. We prayed and waited by the phone until sunset. The ____ never rang. Suddenly,the front door swung open. I looked up and ____. There stood Gigi. I cried, throwing my ____ around her. Gigi said:“I was scared. We were going really fast on an old ____ road I'd never seen before. But then a tall man walked out ____ the car,and they ran off the road and hit a tree. Then the tall man ____ the car door and pulled me out. He was really nice,and said I would be okay. I must have gone to ____, because when I woke up it is in front of our house. He must have brought me home.” “But who...how did he know..., where to bring you?”My voice broke. Gigi ____ her head. Just then Gigi noticed Gloria's picture. “That's him!” she ____ at the picture. “Mommy,that's the man who pulled me out of the car!” Gloria and I turned ____. “Are you sure that's the man?” Gloria asked. “Yeah, that's him ____ that he didn't have wings,and he was wearing blue jeans.” Later that night, the police found the____kidnappers. When questioned, the driver remembered turning away to ____ hitting a tall blond man. Twenty years have gone by. We have never heard from any one claiming to have ____Gigi. There have been no logical explanations for her ____. But from that day on, I believe that all experiences, positive and negative, are given to us for our strengthening and learning.
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EDGE采用的是()数据传输方式
A.电路交换
B.分组交换
C.软交换
D.信元交换
某由装配式预应力混凝土V形截面梁组成的多跨简支公路桥,预应力混凝土梁跨中截面面积A=5.4m2,惯性矩1=3.0m4,混凝土强度等级为C50,其弹性模量E=3.45×104N/mm2,施工时未采用引气剂。梁的计算跨径l=24.5m,试问根据该梁自振频率(基频)确定的汽车荷载的冲击系数与下列何项数值最接近?()
A.0.24
B.0.30
C.0.35
D.0.40
医务人员对医德义务和医德责任的自我认识和自我评价,指的是()
A.审慎
B.保密
C.情感
D.良心
E.幸福