在上学期的期末考试中,四年级的学生小强,试卷做得很快,就剩最后一题了,他特意看了看表,还有半个小时,心想肯定能在交卷前做完这道题。于是,他静下心来审题,可左思右想,就是不知道如何解,直到交卷也没想出来。后来同学们三三两两地议论那道题应该怎么做,小强只听了一句就明白了 In the last semester of the final exam, the fourth grade students Xiaoqiang, papers done very quickly, the last one left, he deliberately looked at the table, there are half an hour, I thought I can certainly done this question. As a result, he stopped to examine questions, may think about the left, that is, do not know how to solve until the handing did not come up. Later, students talked about what should be done in twos and threes, Xiaoqiang heard only one sentence to understand