根据短文理解，从A、B、C、D四个选项中选择最佳答案填空。

    My name is Sally. There are 1 people in my family. My grandfather 2Mike. His birthday is 3 February 7th. My 4 name is Alan. August 5 is his birthday. My grandmother is Jane. 6 birthday is on April 8th. My mother's name is Jenny. Her birthday is 7 September. Do you know(知道) 8 my birthday is? Oh, 9 on November 26. I like to go mountain 10 on that day.

苏轼在《江城子·密州出猎》一词中，表明自己渴望为国御敌立功的词句是：____，____，____。

郑人买履

    郑人有且置履者，先自度其尺而置之其坐。至之市而忘操之。已得履，乃曰：“吾忘持度。”反归取之。及反，市罢，遂不得履。人曰：“何不试之以足？”曰：“宁信度，无自信也。”

相同的玻璃瓶子，分别装满水和盐的水溶液，为了辨别它们，下列方法中比较合适的是 (    )

−| $\frac{1}{5}$|的倒数是   (    )