1. There has been a dramatic increase in the spread of HIV/AIDS in recent years , with a new study projecting that the dreaded disease will affect over 30 million people worldwide by the year 2005 .
近年來(lái)，艾滋病蔓延的幅度進(jìn)一步擴(kuò)大，一項(xiàng)新的研究預(yù)測(cè)，到2005年，世界上有超過(guò)三千萬(wàn)人將感染這一可怕的疾病。
2. Working with the disabled cannot help but leave one impressed with their indefatigable desire .
與殘疾人一起工作使一個(gè)人不得不對(duì)他們堅(jiān)持不懈的渴望印象深刻。
3. Perhaps no issues are more controversial than euthanasia and abortion , both of which involve taking the life of a human being .
也許沒(méi)有問(wèn)題比安樂(lè)死和人工流產(chǎn)更有爭(zhēng)議性，它們都涉及結(jié)束一個(gè)人的生命。
4. Never before in history has the issue of overpopulation been more evident than now .
歷史上，人口過(guò)剩的問(wèn)題從來(lái)沒(méi)有比現(xiàn)在更加突出。
