题目

I have great news to report. Yesterday I 61 (give) a higher position in my company with 62  (high) pay. I   63 (work) for my company for a number of years, and things have gone quite   64 (good). First, I helped my department increase sales by 200% last year. Before that, we only earned 150,000 dollars a year. We have advertised and promoted our products at trade show, on TV and in the newspaper, 65 brings about a good result. Our company has become better known not only in our area but also in other cities. Now, more and more 66 （customer）are learning about us by word of mout在平面直角坐标系xOy中，已知圆心在第二象限，半径为2的圆C与直线y=x相切于坐标原点O．椭圆=1与圆C的一个交点到椭圆两点的距离之和为10．（1）求圆C的方程；（2）试探求C上是否存在异于原点的点Q，使Q到椭圆右焦点F的距离等于线段OF的长．若存在，请求出点Q的坐标；若不存在，请说明理由．