判断下列句子是否正确,正确的写“正确”,错误的写“错误”

    The school library opening time is from 8: 00 to 16: 00. Students must remember （记住）that they must not bring food and drinks into the library. They can take out six books every time. And they can only keep them for one week. If they don't give back the books on time, they'll have to pay（支付） some money. Students must take care of all the books. But some books are only for teachers.

一辆汽车，每小时行驶a千米，上午行驶了4小时，下午行驶了b千米，

用一句话提炼出下面语段表达的主要信息。 

老师坐得高一点，不是为了让你们向他祈祷，而是为了使你们彼此看得清楚一些。老师不是教官，也不是上帝，他不是一切都知道，他也不可能一切全知道。假如他装作知晓一切的样子，那么你原谅他，但不要相信他。相反，他若承认他不是一切都知道，那么你要爱戴他，因为他是值得你爱戴的。（节选于一位校长在开学典礼上的讲话）