【单选题】?Read the article below about brand-name prescription drugs, and the questions on the opposite page. ?For each question 13--18, mark one letter (A, B, C, or D) on your Answer Sheet for the answer you ...
A.
A quarter of Americans can't afford their prescription drugs.
B.
Many Americans can't afford to see a doctor when they fall ill.
C.
Many Americans have to go to Canada to get medical treatment.
D.
The inflation rate has been more than doubled over the years.