文档介绍：had,to,后面接什么时态语法解释hadbeento什么时态

　　had to 后面接什么时态语法解释
had to 后面接什么时态语法解释 had to后面接的时态 had to：不得不 had to是通常过去时态后加动词原形, had to do 事，必需做某事 had to 和 must have been的区分 had to强调不得不,有被迫的意思,must have been是主观的必需去做,自愿 had to的例句 I had papers relating to the children which my wife and I had to sign. 我有部分有关孩子的文件需要我和妻子签字。
　　I had to keep in with the people who mattered. 我得和管事儿的人保持良好关系。
　　I felt I had to give him a chance. 我以为自己必需给她个机会。
　　One onlooker had to be restrained by police. 一个旁观者遭到了警察的阻止。
　　Alison and I had to prize conversation out of him. 我和艾莉森只好从她口中撬出谈话内容。
　　I locked myself out of our apartment and had to break in 我把自己锁在了我们的公寓外面，不得不破门而入。
　　He felt that he had to do it她以为她必需去做。
　　She had a sudden burst of recollection and had to share it with me. 她忽然记起了很多事情，要和我分享。
　　I had to