题目

听下面一段较长对话，回答以下小题。【1】Why is the woman surprised？A. The park is not crowded during school holidays.B. The park is crowded all year round.C. The park isn't for children.【2】What time of year is it？A. Spring. B. Summer. C. Fall.【3】How does the man feel about his job?A. He loves it. B. He is tired of it. C. He feels stressed.【4】Where will the man probably work in future？A. At Disneyland. B. At a college. C. At a bank. 设函数f(x)＝其中[x]表示不超过x的最大整数，如[－1.5]＝－2，[1.5]＝1，若直线y＝k(x＋1)(k>0)与函数y＝f(x)的图象有三个不同的交点，则k的取值范围是(　　)