Test23 5.pdf

1、Test 23E 阅读理解In 1959 Gu succeeded in developing the first polio live vaccine.Later,hedeveloped the“sugar-coated pill”vaccine in the early 1960s.It not only tasted betterbut was more affordable and easier to keep.To test the vaccine,Gu tried the vaccinein person and later his one-month-old son was va

2、ccinated.This inspired his team tovaccinate their kids.They became the first group of people in China to try a poliovaccine.“If we dont believe in what we produce,how can others believe in it?”saidGu.Gradually,the sugar-coated polio vaccine was made available in China.It savedmillions of people,espe

3、cially kids,from being disabled.In 2000,the World HealthOrganization(WHO)announced that China was already a polio-free country.“We feelsatisfied.I can tell people that I tried my best,and your kids will no longer get polio,”said Gu.“Thats all we hoped for.”1959 年，顾方舟成功研发出了第一批脊髓灰质炎活疫苗。后来，他在 20 世纪 60 年代初研发出了“糖丸”疫苗。它不仅味道更好，而且更实惠，更容易保存。为了测试这个疫苗，顾方舟亲自试用了这个疫苗，后来他一个月大的儿子也试用了。他的行为激励了他的团队，团队成员也让他们的孩子试用了。他们成了中国第一批试用脊髓灰质炎疫苗的人。“自己生产的东西自己不相信，那人家怎么能相信？”顾方舟说。渐渐地，“糖丸”疫苗在中国推广开来。它拯救了数百万人，特别是儿童，使他们免于残疾。2000 年，世界卫生组织宣布，中国已经是无脊髓灰质炎的国家了。顾方舟说：“我们感到很满意。我可以告诉人们，我尽力了，你们的孩子再也不会得这个病了。这就是我们所希望的。”