Many bags had broken,这句话是不是有错误,应该在had后面加been吧?
Many bags had broken,这句话是不是有错误,应该在had后面加been吧?
had been,has been,has,had 后面加过去分词都是怎么用的?
时态问题:was broken into 还是had been broken into
had been broken ,had broken 哪个是过去完成时呢 怎么区分
have后面加had是什么意思?
They had been talking when I arrived.这句话在语法上怎么解释?
英语翻译另外,请问这句话有没有语法错误:All things had been over.
这句话对吗?Some songs,had always been single cycle.
had been doing 和had been done有什么差别
had been doing 和had been done有什么差别?
had the job been 等于if the job had been done?如果各句加个i加在哪
had(have) been后面加形容词,表示什么?最好结合举例说明.