A professor was giving a big test one day to his students.He handed out all of the tests and went back to his desk to wait.一天,教授正在给学生们监考.他发下试卷,然后回到讲台前等待.Once the test was ove...
A professor was giving a big test one day to his students.He handed out all of the tests and went back to his desk to wait.一天,教授正在给学生们监考.他发下试卷,然后回到讲台前等待.Once the test was ove...