【判断题】The Celtic people were the earliest known inhabitants of Britain.
【单选题】下列关于弹性的说法,错误的是( )。
B.
一般来说,两个变量之间的关系越密切,相应的弹性值就越大;两个变量越是不相关,相应的弹性值就越小
C.
弹性分析方法的优点是简单易行,计算方便,计算成本低,需要的数据少,应用灵活广泛
D.
弹性分析方法带有一定的局限性和片面性,但分析结果比较精准
【判断题】The Celtic poeple were the earliest known inhabitants of Britain.
【单选题】The people were the earliest known inhabitants of Britain.
【单选题】女性,28岁,停经50+天,荫道流血伴下腹隐痛5天。加剧半天,停经后有恶心、食欲不振等不适。妇科检查:荫道内有较多血块,宫颈口开大,可见血块及组织块堵塞于宫颈口内,子宫约50天孕大,最可能的诊断是
【单选题】The earliest known settlers on the British Isles were .
【单选题】磁力线的疏密程度反映了磁场的强弱,越密的地方表示磁场 ( )
【判断题】磁力线的疏密程度反映了磁场的强弱,越密的地方表示磁场越强