题目内容
| 1 |
| a |
| 3 |
| a |
√
√
．（判断对错）分析：依据同分母分数大小比较方法：分母相同，分子大的分数就大即可解答．
解答：解：因为：1＜3，
所以：
＜
；
故答案为：√．
所以：
| 1 |
| a |
| 3 |
| a |
故答案为：√．
点评：本题主要考查学生依据同分母分数大小比较方法解决问题的能力．
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