Instructions: Fill in the blanks with one of the following:
 must, must not, have to, don’t have to, didn’t have to, has to, could, will, can’t




1.  It's getting late. I ____________ go now.

 2.      I _______________ talk to Ann about it.

3.      She _________ go to the bank yesterday.

 4.      She __________________ work yesterday, so she spent the whole day in the park by the river.

 5.      I _______________ forget to call him today.

 6.      You _______ leave if you’re finished.

 7.       _____ I come in?

 8.      _______ you turn the heat up please?

 9.      I ____ help him.

 10.   _______ you come with me?

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