题目

点(3，1)和点(-4，6)在直线3x-2y+a=0两侧，则a的范围是 A . a<-7或a>27 B . -24<a<7 C . a=-7或a=24 D . -7<a<24 答案：D Do not let any failures discourage you, for you can never tell ________ close you may be to victory.A．howB．thatC．whichD．where