were you at a concert last night?at a 是什么?

when do you have a pop concer?---------( ) april were you at a concert last night?at a 是什么? ( ) you ( ) school yesterday?A.Are,at B.Were,in C.Are,in D.Were,at Where were you _that time?A,at B/选择?为什么? （ ）Where＿ you Just now?I ＿at school.A.were was B.were ,were C.was,were Where you Just now? I at school. A. were was B. were ,were C. was, were 应该选几?为什么? were you at home yesterday? were you at home yesterday? You were not at home at that 单项选择 —Where _____ you just now?—I ____ at school.A、were;was B、were;were C、was;were 单项选择 —Where _____ you just now?—I ____ at school.A、were;was B、were;were C、was;were 28.Where were you _____ that time?A.in B.on C.at D./28.Where were you _____ that time?A.in B.on C.at D./ a.were you at school yesterday b.ha.were you at school yesterday b.heiio,ben c.what are doing now where were you _____we were looking for you everywhere A that B while C at D whereA that B while C at D where were you looking at getting it?A:这款曾经有打7折,现在怎么没有折扣了?B:were you looking at getting it? What were you dong at tweleve yesterday?I__lunch.A,had B,having C,was having D,were having were you at home last night? were you at home yesterday?有哪两种回答