had have has该怎么用啊?谁能教教我窍门?如：主语：I.he.she.it 用：was

had have has该怎么用啊?谁能教教我窍门?如：主语：I.he.she.it 用：was 主语单三都有哪些?have/has都该怎么用啊... 什么时候用have,had,has 是they has还是they have啊?还有had怎么用啊? 怎么区别has have had用法? have/has been to 和 have/has gone to 的区别.该怎么区分啊. had has have各什么时候用? have和has有什么区别啊!该怎么用啊!解释越清楚越好! do does did have has had 作助动词怎么造句 该怎么回答What's your favourite food you have ever had?我说的是怎么回答啊！能举一个例子吗？完整的回答。 非延续性动词转换成延续性动词a)用延续性动词代替终止性动词 1、用have代替buy My brother has had(不能用has bought) this bike for almost four years.这句话怎么能有两个Have啊、 讲解语法知识.Famished peasants had nowhere to turn.Famished peasants had nowhere to turn.我一直搞不懂have,has和had的知识 谁给我讲讲.这里为什么用had而不用has/have 人名是该用has还是have 英语现在完成时中,什么时候用have/has什么时候用had had.has 和have都在什么时候用 用does,have,has,had,when 的开头造句 Tom has had a toothache all day为什么有两个have?顺便给我解释一下怎么用吧. 鞠躬... The police___surrounded the building.1.has 2.had 3.have 4.have been请问用哪个啊?把原因写下,