多个样本均数之间的两两比较需用哪种方法A.t检验B.t＇检验C.方差分析D.正态性检验E.q检验

抑制性突触后电位是

A、去极化局部电位

B、超极化局部电位

C、具有全或无特征

D、突触前膜递质释放减少所致

E、突触后膜对Na+通透性增加所致

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【C13】

A．reckons

B．reflects

C．realizes

D．remarks

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【C7】

A．evidence

B．threat

C．risk

D．hint

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【C4】

A．toss

B．fling

C．heave

D．hurl

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Honesty is a virtue, and telling a lie is morally wrong. But how can you【C1】______ if someones lying？ The answer is, theyre probably not. Traditional economics says that people are【C2】______ beings who will lie if its【C3】______their advantage. A recent university study has shown that, actually, were pretty honest— especially when were at home. Researchers in Germany phoned people at home and asked them to【C4】______a coin. There was a strong financial【C5】______to fake the result: if the coin landed tails-up, the participant would receive money or a gift【C6】______, while if the coin landed heads-up, they would get nothing. Because they were on the phone, they knew there was no【C7】______of getting caught if they lied. And yet people revealed the truth【C8】______they would receive nothing. Over hundreds of tosses a coin will land tails-up【C9】______50% of the time. In this study over half the people(55. 6%)asked said that the coin landed heads-up. Most of diem didnt pursue the reward at the【C10】______of honesty. Previous studies had found mat people were more【C11】______. In those laboratory studies 75% of people,【C12】______some who faked the results, reported a winning coin and claimed a reward. So me research team【C13】______ its being in our own home which makes us play fair.【C14】______, what motivates people to do so remains【C15】______. In fact, both types of study show people are surprisingly【C16】______. Even in me laboratory, 25% of people【C17】______a reward by telling the truth. The researchers say this is because honesty is highly valued and people deem honesty is me【C18】______for doing everything well. We care about our reputation and our sense of ourselves as【C19】______people. So lying has a psychological cost and it seems mis cost【C20】______ the financial benefits of lying.

【C1】

A．conceive

B．deceive

C．conceit

D．perceive

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