1、不得不的英语：have to 2、have power to nullify 有权撤销 3、have been to 曾经到过 4、have something to eat 弄点可吃的东西来 5、have relationship to 多注重 6、例句：I think this is what we have to do. 我想这将是我们必须要做到的事情。
不得不的英文是 have tohave to英 [ˈhæv tə] 美 [hæv tu] 词典必须;不得不，只好;只得;不得已例句：You have to admit that you are, in fact, in difficulties. 你不得不承认，你事实上是陷入了困境。We all have to stay alert. 我们大家都必须保持警惕。
