Political parties often differ in their views on various concerning their own countries.
A. ways
B. measures
C. issues
D. patterns
网友回答
A. ways
B. measures
(答案→)C. issues
D. patterns
解析：issue此处意为“重大问题”。measure措施，虽然填入本题也说得过去，但不够贴切。pattern模式，图案，图样。与题意不符，不能入选。way 方法，方式。