To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.

A. can       B. would       C. might       D. should

To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.

   A. could           B. might         C. would          D. must

 To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.

A. can       B. would       C. might       D. should

To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.

1. A.
   could
2. B.
   might
3. C.
   would
4. D.
   must

 To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.

  A. can                      B. would                      C. might                       D. should