Givin a try

[wontneedSSI]

The teacher says" Class, today the Word ends in ATOR, and is something that Eats.
  Little Tommy raises his hand and answers"Alligator"  "Very Good Tommy" the teacher says.
    Little Suzy is waving her hand,  answering"Predator"  "Excellant Suzy!" she responds.
      Well, Jimmy is squirming all over and waving, "Okay Jimmy"Expecting the usual sassy answer,
    Jimmy exclaims "Vibrator"
      Miss Smith is shocked, but says"Weelll,Jimmy, Why Vibrator?"
    "My mommy says Her Vibrator Eats Batteries like a big dog!" :C:

[Lurker.In.The.Night]

i don't get it.