【今日你学英语了吗】
day18??原文：
（2001 翻译第三句）①pearson has pieced together the work of hundreds of researchers around the world to produce a unique millennium technology calendar that gives the latest dates when we can expect hundreds of key breakthroughs and discoveries to take place. ②some of the bigge

st developments will be in medicine, including an extended life expectancy and dozens of artificial organs coming into use between now and 2040.
（第①句为长难句，其他为上下文）