World’s Immunization Week

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Across
  1. 2. the Earth with all its countries, people & natural features
  2. 5. prevent something from dying (rescue)
  3. 6. getting an immunity against a disease by injecting a substance into blood
  4. 7. a definite article; used before a noun that’s known to the reader
Down
  1. 1. a word means “will always exist”
  2. 3. a verb means; to receive
  3. 4. an adverb; means on this day