题目

Mr. and Mrs. Scott prefer a restaurant in a small town to ______ in so large a city as New York. A . this B . one C . it D . that 答案：B已知点（-1，y1）、（-3，y2）、（，y3）在函数y=3x2+6x+12的图象上，则y1，y2，y3的大小关系为（ ）A．y1＞y2＞y3B．y2＞y1＞y3C．y2＞y3＞y1D．y3＞y1＞y2