第五单元练习题翻译与作文参考答案翻译：1.Owing to ignorance of AIDS ,people used to label HIV infected/carriers/victims as evils. 2.The campaign of Knowing More About AIDS needs to be carried on,and for /at this stage the emphasis is put on the way (how) the disease is contracted. 3.We appeal to the young earnestly.Take care of your health,with which youll be best equipped to handle any tough problems in your life. 4.The leading scientists will be meeting in Geneva on Friday to discuss problems largely caused by the fierce competition in modern society. 5.His fear of height was attributed to an extremely painful experience in his childhood.He was once forced to stand alone on the 10-meter living board for up to 10 minutes. 6.We believe that with the newly issued document on improving the medical system in rural areas,the era is to be brought to an end when such areas are always short of doctors and medicines.作文：We all want to be healthy,to be at our best when handling tough chanllenges.There has never been a lack of good advice on health.For example,eat a balanced diet,get enough sleep,has provided us with a new approach to achving peak efficiency.It is to coordinate our daily activities with our biological capacities.We plot on graph paper six readings of our temperature taken at four-hour intervals throughout a day,and familiarize ourselves with such information as when our body temperature point,and when the bottom/the lowest point appears.Then,we plan our daily activities by following the instance,we tackle the most demanding physical work when our temperature is the highest.By contrast,we pursue mental activities like reading and reflection when our temperature is falling in this way,what we actually do coincides with our bodys natural rhythms and we achieve our best as predicted.