题干

(2011·北京朝阳区联考)如右图所示,在某一真空中,只有水平向右的匀强电场和竖直向下的重力场,在竖直平面内有初速度为v0的带电微粒,恰能沿图示虚线由AB做直线运动.那么(  )

A:微粒带正、负电荷都有可能

B:微粒做匀减速直线运动

C:微粒做匀速直线运动

D:微粒做匀加速直线运动

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答案(点此获取答案解析)

B

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根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

    Trust has been considered as the basis of any relationship, including friendship. No relationship can last long with a lack of trust. Not many of your friends will have real faith in you as you would like to believe. ____ Sometimes, it takes years, even a complete lifetime, to trust someone. However, how do we know if our friends have faith in us?

    ____ With whom will you share things that you don't want everyone to know? It would be with a close friend, whom you trust as much as you trust yourself.

    Whom do you look up to for advice when you need it the most? It has to be either your parents or your friends. ________ This is a shining example of trust. You only seek advice from people you hold in high regard and find dependable. The friends who trust you will never forget to include you in the important decisions of their life.

    Arguments and heated discussions are a part of every relationship, and this is also true for friendship. ____ While some people find it difficult to forgive and forget, your friends will never have problems moving on. It is because they trust you and believe that you will never cause any pain to them on purpose.

    There are times in life when you find yourself a lonely soldier. ____ Your friends will never let you down and will strongly stand for you when you need encouragement. You can determine that they trust you and believe in your beliefs if they side with you when you need them the most.

A. People can be extraordinarily jealous sometimes.

B. You know they will never pass on a wrong suggestion.

C. In fact, winning trust is, by far, the most challenging aspect of relationships.

D. Two people can't have the same reactions to a situation and different opinions do exist.

E. No matter how close you are to your friends, you can't take that comfort level for granted.

F.If your friends share their secrets, there's a good possibility that they have much faith in you.

G. However, people fortunate to have been blessed with true friends are never alone in any battle.