Huangshanisagoodplaceto_____. [ ] A.gosi

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问题选择题

Huangshan is a good place to _____. [ ]

A. go sightseeing

B. go for a sightseeing

C. go to sightseeing

D. go in sightseeing

答案

答案：A

解答题

已知双曲线过点(3，－2)，且与椭圆4x²＋9y²＝36有相同的焦点．

(1)求双曲线的标准方程；

(2)求以双曲线的右准线为准线的抛物线的标准方程．

选择题

Your uncle seems to be a good driver; _____, I wouldn't dare to travel in his car.[ ]

A. even so

B. even though

C. therefore

D. so