用must、have to 的正确形式填空： 1）____you make such a terrible noise?

题目

用must、have to 的正确形式填空： 1）____you make such a terrible noise?
2）The last bus leave in ten minutes so I ____ say good night now. 3）Soldiers ____ obey their officers. 4）Since I ____ pay some overdue bills last week,I'm a little shot,so I ____ go to the bank this afternoon.

答案

1.must
2.have to
3.must
4.must have to