在横线上填人适当的词汇,便句子完整。(1)My father's ____ is my uncle. He is very kind.(2)Her father's daughter is her____ . They are in the same school.(3)His mother's sister is his ____(4)My aunt's daughter is my____ (5)Linda's mother's mother is her____
据科学家预测,月球的土壤中吸附着百万吨的氦(He﹣3),其原子核中质子数为2、中子数为1,每百吨氦(He﹣3)核聚变所释放出的能量相当于目前人类一年消耗的能量.下列关于氦(He﹣3)元素的说法正确的是( )
歌____ 庄____
砍____ 桩____
在我国通用的车牌号中,我们有时会捡到这样的书写方式“晋C12345”,有此可知此牌照发型的省级行政区应为( )