题干
.The Maori ________ in New Zealand for about 1,000 years, but their present lifestyle and culture differ little from _________ of their ancestors.
A：have lived; that
B：had been living; one
C：have been living; those
D：have been living; the one
答案(点此获取答案解析）
C
的顶点
在椭圆
上，顶点
是椭圆的一个焦点，且椭圆的另外一个焦点在
边上，则