- A.For eight hours.
- B.For two hours.
- C.For two and a half hours.
- D.For five and a half hours.
答案
正确答案：C
知识点：推理判断题
本题考查计算类推理判断试题。根据文中信息“It is open from 9:00 am to 5:00 pm. We took the school bus and arrived at 9:00.”和“So they stayed there until 11:30 in the morning.”可知那里是上午9点开门，并且他们是上午9点到，一直呆到上午11:30结束，所以是2.5个小时，选C。
略
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