过去进行时的问句怎么回答.例如：What were you doing yesterday evening?帮帮忙了,要

What were you doing at this time yesterday?怎么回答 what were you doing yesterday afternoon?用什么时态?（过去时态还是过去进行时态） What were you doing when I phoned you yesterday evening? What were they doing at six p.m.yesterday evening?怎么回答? Where were you yesterday evening是什么意思,要怎么回答 what were you doing _______(昨天晚上 yesterday evening) what were your parents doing yesterday evening? What were you doing at ( )yesterday evening?I was watching T what were you doing yesterday什么时态 过去进行时为什么I的后面接was不是were ,而问句就是were you呢 what are the boys doing?的问句怎么回答? What were you doing _______ A yesterday Bthis time yesterday