Sports are important ____ for the people in the United States.

问题描述:

Sports are important ____ for the people in the United States.
a. exerciseb. opportunities c. choices d. activities
选D.为什么A,C不对呢

a.exercise 意为"练习"
b.opportunities 意为"机会"
c.choices 意为"选择"
d.activities 意为"活动"
原句为:体育对美国人来说是一种重要的________.
根据文意 应该选"活动"
所以答案是 D,activities