must表示主观，have to表示客观。We must be home by six.我们必须在六点以前回家。My sister is ill, my mother has to look after her.我妹妹病了，我妈妈不得不照顾她。
must/have to造句
must表示主观，have to表示客观。
We must be home by six.
我们必须在六点以前回家。
My sister is ill, my mother has to look after her.
我妹妹病了，我妈妈不得不照顾她。2012-06-07
you must listen to the teacher very carefully in the class 你上课必须认真听老师讲课
they have to stay in the resturant because of the heavy rain 因为大雨，他们不得不留在餐厅里
希望帮到你，如有不懂，请追问 O(∩_∩)O2012-06-06
you must stop smoking 你必须戒烟
I have to stay at home because it is raining heavily outside
因为外面在下大雨, 我不得不呆在家里2012-06-06
I have to do my homework.
I must help him.2012-06-12
翻翻2012-07-07
