为什么这里have 后面用原型?I have hereby read and understand the Integrity code and business expense.

为什么这里have 后面用原型?I have hereby read and understand the Integrity code and business expense. i should never have so grown as to ended my life to early为什么这里TO后面用ENDED 而不用原型呢i should never have so grown as to ended my life too early i want to buy a pair of trousers.这里want后面为什么用动词原型i want to buy a pair of trousers.这里want后面为什么用动词原型 i should have say thank you 这里问什么用动词原型say may I后面的单词用原型? usually后面的动词为什么用原型 mast后面为什么要用动词原型 I didn't hear anyone shout.这里的shout为什么用原型 ---did he have clean the blackboard?sorry i don't knowAwayBwhatCwhereDwhen为什么cd不对?老师说史因为have后面加了原型,那这个have怎么解释 I shall not go away,till you have given me the a assurance I require.这里为什么用have given 而不用 give呢?意思应该是在你给我想要的保证之前吧.为什么不是原型呢?那用原型的话是不是就错了？ i have still got some money left为什么动词left用原型而不是to left呢? 求教I prefer swimming to running请问这里to后面的动词为何不是原型? I have music 这里为什么要用 have I have music 这里为什么要用 have i still have a cough 这里为什么用 have 英语 这里never后面为什么不是原型 never不是情态动词么 请问i should have say thank you 这里面是should have done 的用法吗用say 的原型对吗,还是口语的原因 为什么英语账上have to 后面为什么就是动词原型那?