四级练习2015.02.05
[audio]http://sound.yywz123.com/tingbbs/cet4/cet420150205.mp3[/audio]As a boy growing up in Pakistan, Zak Ahmad dreamed of coaching a football team. At the age of 21, he moved to Australia to pursue that dream. But one week after arriving, his life suddenly changed.
"My both legs, they were not able to move. So doctors, they had just said that it would be a miracle if you come out of it, because (1)_____________________ for this disease." Ahmad had contracted polio, a disease that paralyzes and sometimes kills its victims.
"I thought that my dreams are over now, I can't, like, do anything in my whole life. And I was really much shocked." Ahmad's experience is not unique. Hundreds of thousands of people used to get polio, a virus that (2)_____________________.
Polio is no longer a concern in Western countries because of mass inoculations starting in the 1950s. But children in developing nations lived under the constant risk of infection until more recently, when an international service club took aim at eliminating the disease.
"It's here in the small Australian town of Nambour that the battle to eradicate polio began. It was one man's vision that if just 2 drops, from a bottle like this one, could prevent children from getting the disease, that (3)_____________________. Now, 20 years on, they say they're 3 years away from realizing that vision."
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