—Where is Bob? I cannot find him anywhere.

       —He       have been off long. I heard him make a call just now.

       A．shouldn't B．can’t C．mustn’t     D．needn’t

—Where is Bob? I cannot find him anywhere.

         —He       have been off long. I heard him make a call just now.

         A．shouldn't B．can’t  C．mustn’t      D．needn’t

—Where is Bob? I cannot find him anywhere.

—He        have been off long. I heard him make a call just now.

A．shouldn’t         B．can’t        C．mustn’t    D．needn’t

 —Where is Bob? I cannot find him anywhere.

    —He       have been off long. I heard him make a call just now.

    A．shouldn't      B．can’t         C．mustn’t       D．needn’t

山东省济宁一中2011届高三年级第一轮复习质量验收

—Where is Bob? I cannot find him anywhere．

—He       have been off long．I heard him make a call just now．

       A．shouldn't B．can’t C．mustn’t    D．needn’t