have to与 have got to的区别(4页).doc

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1、-1,在表示一次性动作时,have to和 have got to 是能够互换的：I have (got) to be back by ten oclock.本人必需10点前返回来.I havent got to work tomorrow.本人明天不用上班.Ive got to do something!Langdon thought.兰登想：“本人得做点什么!”2,但是,当表示习气性动作时,特别是当句中含有表示经常性的副词（如always,often,sometimes等）时,则应运用have to ,而不运用have got to:I dont usually have to work

2、on Sundays.通常本人再星期天不用工作.I often have to get up at 5.本人常常必需五点起床.3,have to 与 have got to 的另一区别,就是后者不大用于过去时.They didnt have to worry about money.他们那时不用为金钱而操心.I had to walk very fast to overtake you.为了赶上你,本人不得不走得很快.4,最后一个区别,就是have to 前可加助动词或神态动词,或者用在停止体和完成体构造中,而have got to却不能：I shall have to help him as much as I can.本人将不得不尽本人所能去协助他.He may have to cancel his plan.他或许不得不取消这个方案.People are having to boil their drinking water during this emergency.在这个紧急状况下,老百姓必需煮沸他们的饮用水.The administration has had to make unpopular decisions.行政部门不得不做出不得人心的决议.第 4 页-