1. For years Sundback lay awake half the night trying to solve the problem. In 1913 he designed a hookless fastener that worked.
    一连几年，森德贝克夜不能寐，试图解决这一问题。1913年，他设计了一种性能理想的无钩扣件。

2. For junior school students: a strict talk with the student and a call to the parents.
    小学生作弊：严厉批评，并电话通知其家长；

3. For middle school students: a zero or no grade on the assignment or the test on which the student cheated.
    中学生作弊：作弊的那次作业或考试作零分计或不给分；

4. For the student to gain admission, parents also must agree to accept and demonstrate the school's philosophies and outlook.
    为了使孩子被该校录取，家长也必须同意接受并实践学校的思想和观点。

5. For example, the Chinese have noted that before an earthquake, hens' behavior changes — they refuse to enter their cages at night.
    例如，中国人已经注意到，地震之前鸡的行为有异常：它们夜晚不肯进笼。