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You ______ be tired –you’ve only been working for an hour.

A. must not       B. won’t        C. can’t         D. may not

You ____be tired—you’ve only been working for an hour.

A.       must not  B. won’t  C. can’t  D. may not

You ______ be tired - you've only been working for an hour.

      A. must not                B. won' t             C. can' t                    D. may not

 You _______ be tired—you’ve only been working for an hour.

       A. must not        B. won’t                 C. can’t                  D. may not

 You ______be tired. You’ve only been working for an hour.

       A. must not                B. won’t         C. can’t                     D. may not

You ______ be tired - you've only been working for an hour.

A. must not        B. won' t        C. can' t          D. may not

You ______ be tired - you've only been working for an hour.

A. must not             B. won' t          C. can' t            D. may not

You ________ be tired---you've only been working for an hour.
A. must not 　 　 B. won't 　 　 C. can't 　 　 D. may not