• Have to/Should
     Help
  • We __________ recycle plastic bottles to protect the environment.
    should
  • Students __________ turn off the lights when they leave the classroom.
    have to
  • People __________ waste water when they brush their teeth.
    shouldn´t
  • Unlock this slideshow and over 4 million more with Baamboozle+
    Try slideshows
  • Your experience on this site will be improved by allowing cookies.