2014
高考英语阅读理解二轮专题训练精品题(23)及答案 阅读理解------b june 26, 2000 — the human genome(基因组) project, a great $3 billion, 15-year task aimed at drawing the genetic(遗传的) map of humans, is now more than 90 percent completed. the scientific and medical communities(团体) are very excited about the chances genetic research provide