单词:ytterbites
单词:ytterbites 相关文章
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!
Today I have a special show for you because it's September 24: National Punctuation Day, a holiday created by an educator named Jeff Rubin. To celebrate the day I had a punctuation contest and today's show highlights two of the winners. Other winners
Greg Flakus President Bush and Egyptian President Hosni Mubarak met Monday at Mr. Bush's ranch near Crawford , Texas , where they discussed Iraq and the Middle East in general. Both leaders are backin
Helper Serum Boosts Effectiveness of Flu Vaccine Vaccines against swine and avian flu can be made more effective by the addition of a helper serum known as an adjuvant. The finding from a new study could let vaccine makers stretch supplies and possib
President Obama used a visit to the U.S. West coast this week to highlight the importance of improving education standards to ensure future U.S. competitiveness. He met with leaders of American technology companies, and visited high-tech facilities a
One of the biggest challenges in fighting tuberculosis comes from new drug-resistant(抗药性的) strains of the disease. And one of the main reason those strains have developed is that TB patients often don't take their standard, 14-pill, course of