题目

请先阅读下面短文，掌握其大意，然后根据短文内容从下面的七个选项中选择五个还原到文中，使短文意思通顺、结构完整。At last, the exams are over. You’ve done the hard work, but you can’t relax. You have to prepare for the next exams. Do you hate exams?【1】 . Students in other countries hate them as well. Luckily for them, British students have fewer exams than Chinese students. And they only have them once a year【2】 . Each test lasts about an hour. These exams are not important. Even if a student does really badly they still progress t 圆x2＋y2－2x－1＝0关于直线2x－y＋3＝0对称的圆的方程是 [　　] A．(x＋3)2＋(y－2)2＝ B．(x＋3)2＋(y＋2)2＝ C．(x＋3)2＋(y－2)2＝2 D．(x＋3)2＋(y＋2)2＝2