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在公差为d(d≠0)的等差数列{an}和公比为q的等比数列{bn}中,已知a1=

题型:解答题

题目:

在公差为d(d≠0)的等差数列{an}和公比为q的等比数列{bn}中,已知a1=b1=1,a2=b2,a8=b3

(1)求数列{an}与{bn}的通项公式;

(2)令cn=an•bn,求数列{cn}的前n项和Tn

答案:

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     阅读下面的短文。请根据短文后的要求答题(请注意问题后的词数要求)。

       Doctors say anger can be extremely damaging, unless you learn how to deal with it. They warn that anger can lead to heart disease, stomach problems, headaches, emotional problems and

possibly cancer.

      Anger is a normal emotion that we all feel from time to time, some people express anger openly in a calm reasonable way. Others burst with anger, and scream and yell. But other people keep their anger inside. They can not or will not express it. This is called _____ .

     For years many doctors thought that repressing anger was more dangerous to a person's health than expressing it. They said that when a person is angry, the brain release the same hormones. They speed the heart rate, raise blood pressure, or sugar into the blood, etc. in general the person feels excited and ready to act.

   Some doctors say that both repressing and expressing anger can be dangerous. They believe that those who express anger violently may be likely to develop heart disease, and they believe that those who keep their anger inside may face a greater danger of high blood pressure.

   Doctors say the solution is learning how to deal with anger. They say the first step is to admit that you are angry and to recognize the real cause of the anger, then decide if the cause is serious enough to get angry about. If it is,  they say,  "Do not express your anger while angry. Wait until your anger has cooled down and you are able to express yourself calmly and reasonably. "

     Doctors say that a good way to deal with anger is to find humor in the situation that has made you angry. They said that laughter is much healthier than anger.

1.What bad results can anger cause? (Please answer within 10 words. )

_______________________________________________________________

2. Which sentence in the passage can be replaced by the following one?

     If you don't express your anger, you may have more chances of having high blood pressure.

_______________________________________________________________

3. Please fill in the blank with proper words or phrases to complete the sentence.

    (Please answer within 10 words. )

______________________________________________________________

4. List the three ways the author mentions people express their anger.

_______________________________________________________________

5. Translate the underlined sentence into Chinese.

_______________________________________________________________

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