---Why do the people decide these days?
---Because there’s not much to do.
A. visit
B. to visit
C. not visiting
D. not to visit
网友回答
A. visit
B. to visit
C. not visiting
(答案→)D. not to visit
解析：联系下文，因为没有什么可做的。可知上文句意为：为什么人们决定这些日子不去参观了？不定式做宾语表示具体的将要进行的动作，结合语境可知选D。