题目

My father goes to work by car every day. (一般疑问句 ) ____ your father ____ to work by car every day? 答案：Does    go【详解】 句意：我爸爸每天开车去上班。原句谓语动词是动词三单 goes，一般疑问句用助动词 Does ，其后动词变为原形，故填 Does ； go 。已知椭圆x2a+7+y29=1的离心率为12，则a=-14或5-14或5．