第2部分：阅读判断(第16～22题，每题1分，共7分)
下面的短文后列出了7个句子，请根据短文的内容对每个句子做出判断：如果该句提供的是正确信息，请选择A;如果该句提供的是错误信息，请选择B;如果该句的信息文中没有提及，请选择C。
16. From 1994 to 1998 the number of Americans who had donated a kidney reached 2419.
A. Right
B. Wrong
C. Not mentioned
17. Why the number of kidney donors has risen is that one is better off with one kidney instead of two.
A. Right
B. Wrong
C. Not mentioned
18. There exist risks if a person donates a kidney.
A. Right
B. Wrong
C. Not mentioned
19. None of the Americans who donates a kidney during the period lasting from 1994 to 1998 died from the procedure.
A. Right
B. Wrong
C. Not mentioned
20. Selling organs is illegal, so no one does it in the U. S.
A. Right
B. Wrong
C. Not mentioned
21. People with heart disease, diabetes and high pressure are not suitable for kidney donation.
A. Right
B. Wrong
C. Not mentioned
22. If a person is healthy, he or she should donate an organ to those who need help.
A. Right
B. Wrong
C. Not mentioned
