问题
单项选择题
工业电导仪指示偏低，检查各级放大器放大倍数是否因滤波电容失效而导致放大倍数下降或级间耦合电容失效导致信号电压（）；检查电极回路连线接触电阻阻值是否增大。
A、偏高
B、损失
C、过低
D、变化
答案
参考答案：B
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工业电导仪指示偏低，检查各级放大器放大倍数是否因滤波电容失效而导致放大倍数下降或级间耦合电容失效导致信号电压（）；检查电极回路连线接触电阻阻值是否增大。
A、偏高
B、损失
C、过低
D、变化
参考答案：B
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| Stress is a state of __1__ that happens when we are under pressure. __2__ our feelings and our bodies get upset. We can even get emotionally and physically sick if we have __3__ stress for too long. Stress can come at us from every __4__ . Forinstance, it can come from fights with __5__ people. It can come when we have too many things to do but too little time to do them. It can also come when we do not have enough money to__6__ what we want. Since stress can make us __7__ , we have to learn __8__ to deal with it. There are good ways and bad ways to do so. We should deal with stress in good ways, of course. Good ways to cut down on stress include changing our lifestyles. For example, we can learn either to __9__ people or to stay away from them. We can decide what to do now, what to do later, and what to leave off doing for ever. We can also figure out how to get money or we can cut down on what we want. We should not deal with stress in bad ways because bad ways to cut down on stress just lead to __10__ troubles, for example, skipping out and leaving our work undone, blaming our problems on some one else, stealing or cheating. | |||
| ( ) 1. A. be upset ( ) 2. A. Either ( ) 3. A. too much ( ) 4. A. direction ( ) 5. A. others ( ) 6. A. pay for ( ) 7. A. happy ( ) 8. A. what ( ) 9. A. catch uf with ( ) 10. A. much | B. being upset B. Neither B. too many B. ways B. the others B. spend B. successful B. when B. begin with B. more | C. worrying C. Both C. much too C. roads C. other C. cost C. pleased C. how C. get along with C. a lot | D. be worried D. Between D. many too D. concentration D. each other . D. take D. sick D. where D. get up with D. a bit |