Dr Seuss titles

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Across
  1. 2. … on pop
  2. 4. Oh, The thinks you can ……
  3. 6. and to think I saw it on Mulberry …..
  4. 8. Clam I ..
Down
  1. 1. Fox in …..
  2. 3. One fish two fish red fish …. Fish
  3. 5. Green eggs and …
  4. 7. I can …. with my eyes shut