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History of the Toothbrush and Making Inferences
Contributed by: Daniels
  • 1. Toothbrush Article: Which statement best explains the author's view of early forms of the toothbrush?
A) They helped keep teeth clean.
B) They cost little to make.
C) They weren't very hygienic.
D) They were extremely innovative.
  • 2. Toothbrush Article: Based on the passage, what is the meaning of the word bristle?
A) a special toothbrush
B) a part of a hog
C) an animal hair used to make a brush
D) the stem of a toothbrush
  • 3. Toothbrush Article: The nylon toothbrush gained popularity before World War II.
A) false
B) true
  • 4. Toothbrush Article: Why were early toothbrushes most likely called "chew sticks"?
A) because people chewed on them to help clean the teeth
B) because people chewed them after using them
C) because they were chewed on by animals
D) because they tasted better when chewed
  • 5. Toothbrush Article: What can you infer about the nylon toothbrush?
A) It was vry popular when it was invented.
B) It worked better than any toothbrush before it.
C) It was cheaper than previous toothbrushes.
D) It originally used animal hairs.
  • 6. Making Inferences Article: What will the researchers most likely do with their invention next?
A) Sew it into specific brands of clothing.
B) Give it away to a variety of stores.
C) Test it on mosquitoes.
D) Manufacture it in factories.
  • 7. Making Inferences Article: "Mosquito repellents have been on the market for years, of course." Why does the author most likely include the words "of course"?
A) To emphasize the importance of repellants.
B) To show readers why mosquitoes are annoying.
C) To indicate most people probably knew this fact already.
D) To highlight the need for an improved product.
  • 8. Making Inferences Article: What does the author assume the reader already knows in this text.
A) the type of chemical used in the patch
B) the way the patch has been tested with the public
C) the reason why mosquitoes bite people
D) The ingredients in standard bug repellants
  • 9. Making Inferences Article: What choice would be a logical title for this article?
A) Mosquitoes are Pesky
B) Avoid Chemicals in Common Repellants
C) Carbon Dioxide: Perfume of the Mosquito
D) A Safe Solution to Pesky Mosquitoes
  • 10. Making Inferences Article: Carbon dioxide is the first thing that attracts a mosquito to you. Your body heat is the second.
A) false
B) true
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