理治疗) at least for weeks before the start of the study and did not take any drugs during the study, said the researchers from the division of clinical Psychiatry at the University of Leicester Medical School.

　　By the end of the study, those people who swam with the dolphins had a greater average reduction in their depressive symptoms than those who did not.

　　The researchers noted that the study supports the theory of biophilia, which thinks that human health and well­being depends partly on the human connection with the natural world. The findings appeared in the issue of the British Medical Journal.

　　Coming from the Greek, biophilia means "love of life"， and it has been developed by biologists to reflect the humans' natural tendency to connect with nature and animals, leading to interactions and positive emotions that result in psychological treatment.

　　【语篇解读】　本文是一篇科普类短文。文章主要讲述研究人员发现轻度或中度抑郁症患者可以通过与海豚游泳成功治愈。

　　1．Why didn't the volunteers take drugs before and during the study?

　　A．Because the drugs had no effect at all.

　　B．Because they didn't want to take drugs.

　　C．Because the result of study might be affected.

　　D．Because they wanted to make the study easier.

　　C　[推理判断题。根据文章第四段"All the study volunteers didn't continue to take any drugs or psychotherapy (心理治疗) at least for weeks before the start of the study and did not take any drugs during the study, said the researchers from the division of clinical Psychiatry at the University of Leicester Medical School"可以推断出，所有的志愿者在研究前和研究中不再继续服药是为了保证研究结果不受药物的影响。故选C。]

　　2．What can we infer from the text?

　　A．We should often swim with dolphins.

　　B．Nature and animals are important to human beings.

　　C．Dolphins need to be protected by human beings.

　　D．There are no effective drugs to treat depression.

B　[推理判断题。根据文章最后一段"Coming from the Greek, biophilia