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【简答题】
单词拼写。 1. She looked calm, but a_______ she was very nervous at the speech contest. 2. Last year people throughout the world are c_______ more about the H1N1 since it has already killed many people. 3. In India, people speak not only Indian but also English as their o_______ language. 4. To speak English f______, you had better practice speaking English as much as you can. 5. Your n______ country or area is the country or area where you were born and brought up. 6. Generally speaking, the e______ part of China is more developed than the west. 7. Nowadays people prefer to do sports o_______ to keep fit and enjoy fresh air. 8. You need to have a large v to understand English well, at least 5,000 words. 9. I am heartily g______ to your help and thank you again. 10. In some countries, people who d_______ with the government will be punished.
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参考答案:
举一反三
【单选题】在社会生活中,人生的实践体现出人生价值。在今天的社会主义社会,衡量人生社会价值的标准是
A.
个人对社会的理解和认同
B.
个人对社会的责任和贡献
C.
社会对个人的尊重和满足
D.
社会对个人的要求和给予
【判断题】所有两性花一定是完全花。
A.
正确
B.
错误
【判断题】完全花一定是两性花,单性花一定是不完全花。
A.
正确
B.
错误
【多选题】铝合金的介子机时焊接不牢的原因 ?
A.
电流太大
B.
没有清洁,表面有油污
C.
搭铁没有对称搭铁
D.
机器电流调节时间太短
【判断题】一朵花如果是两性花,它就一定是完全花。
A.
正确
B.
错误
【多选题】兴奋-收缩耦联的步骤有
A.
兴奋通过横管膜到达三联管
B.
终池释放钙离子
C.
钙离子触发肌丝滑行,肌肉收缩
D.
肌浆网回收钙离子,肌肉舒张
【多选题】兴奋-收缩耦联的步骤有: ( )
A.
兴奋通过横管传向细胞深处
B.
终池释放Ca2+
C.
Ca2+触发肌丝滑行
D.
肌质网收回Ca2+
E.
收缩蛋白结构变化
【判断题】两性花一定是完全花。
A.
正确
B.
错误
【多选题】兴奋-收缩耦联的步骤有:()
A.
兴奋通过横管传向细胞深处
B.
终池释放Ca 2+
C.
Ca 2+ 触发肌丝滑行
D.
收缩蛋白结构变化
【简答题】兴奋-收缩耦联的概念。
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