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【简答题】
Complete the following sentences with appropriate words from the box. Change the form if necessary. encounter means assistance conflict ignore emphasis emerge assume convey react 1. The expression on Bill’s face _______ his thoughts. 2. Teachers can’t give pupils any _______ in exams. 3. When did you first _______ these problems? 4. There was a lot of _______ between him and his father when he was young. 5. I hope you would give this idea extra _______ in your report. 6. David _______ to what I said by leaving the room. 7. My English teacher provided me with the _______ to enjoy reading poetry. 8. If mistakes occurred, they were _______ to be the fault of the commander on the spot. 9. Richard was waiting outside the door as the president _______. 10. It would be unwise to _______ the growing dissatisfaction with the policies.
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【简答题】将下列一段文言文翻译成现代汉语: 虽有嘉肴,弗食不知其旨也;虽有至道,弗学不知其善也。是故学然后知不足,教然后知困。知不足,然后能自反也;知困,然后能自强也。故曰:教学相长也。《兑命》曰:“学学半”,其此之谓乎?
【多选题】按照酸碱质子理论,下列哪种反应属于酸碱反应( )
A.
氯化氢遇氨气产生白烟
B.
加热 溶液制 溶胶
C.
AgCl溶于氨水中
D.
醋酸的解离
E.
锌片溶解在盐酸中
【单选题】在碳钢中,()的临界冷速最小,淬透性最好。
A.
亚共析钢
B.
共析钢
C.
过共析钢
D.
不一定
【单选题】空调系统设置回风机,通常条件不包括:
A.
回风系统阻力大,设置回风机经济合理
B.
不同季节新风量变化较大
C.
其他排风措施不能适应新风量变化要求
D.
保证新回风混合室负压
【判断题】泵的吸油口需要安装精滤器。
A.
正确
B.
错误
【判断题】按照酸碱质子理论, 属于酸碱反应。
A.
正确
B.
错误
【单选题】“虽有嘉肴,弗食不知其旨也;虽有至道,弗学不知其善也。是故学然后知不足,教然后知困。知不足,然后能自反也;知困,然后能自强也。”这句话所体现的教育教学原则是( )
A.
藏息相辅
B.
长善救失
C.
启发诱导
D.
教学相长
【判断题】按照酸碱质子理论, H2+Cl2===2HCl属于酸碱反应。
A.
正确
B.
错误
【多选题】按照酸碱质子理论下列哪种反应属于酸碱反应( )
A.
氯化氢遇氨气产生白烟
B.
加热 溶液制 溶液
C.
AgCl溶于氨水中
D.
锌片溶在盐酸中
E.
醋酸的解离
【单选题】票息率为3.5,到期收益率为4%,剩余期限3年的债券的Macaulay久期最接近
A.
3
B.
2.9
C.
2.6
D.
2.5
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