2016年11月7日，针对香港某些新当选议员的“辱国宣誓”、“民族自决”事件，全国人大常委会主动对香港基本法第104条进行释法，明确了依法宣誓的含义和要求，规定宣誓人作虚假宣誓或宣誓后从事违反誓言行为要依法承担法律责任。全国人大这一释法表明（    ）

如图所示，是用落体法验证机械能守恒定律的实验装置，请回答下列问题：

    My mother and I are in the shop(商店). We'll buy(买)some fruit. There are many apples, bananas, oranges, pears and watermelons. How much are they? Four yuan for a kilo(千克) of apples. Two yuan for a kilo of bananas. Three yuan for a kilo of oranges. Five yuan for a kilo of pears. One yuan for a kilo of watermelons. We'll take some.