78. Quiet! (or Hush!)
79. Goodness, (or Oh,)
80. Wow, (or Yum,)
81. Ugh, (or Yikes,)
82. Man, (or Ah,)
These are my suggestions, and I gave two options for each question so hopefully some of it helps. Try to fit the tone of the word you use to match the rest of the sentence.