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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 cost little to make.
B) They weren't very hygienic.
C) They were extremely innovative.
D) They helped keep teeth clean.
  • 2. Toothbrush Article: Based on the passage, what is the meaning of the word bristle?
A) the stem of a toothbrush
B) a part of a hog
C) a special toothbrush
D) an animal hair used to make a brush
  • 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 them after using them
B) because they were chewed on by animals
C) because people chewed on them to help clean the teeth
D) because they tasted better when chewed
  • 5. Toothbrush Article: What can you infer about the nylon toothbrush?
A) It worked better than any toothbrush before it.
B) It was vry popular when it was invented.
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) Test it on mosquitoes.
B) Give it away to a variety of stores.
C) Manufacture it in factories.
D) Sew it into specific brands of clothing.
  • 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 indicate most people probably knew this fact already.
B) To show readers why mosquitoes are annoying.
C) To emphasize the importance of repellants.
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 ingredients in standard bug repellants
C) the way the patch has been tested with the public
D) the reason why mosquitoes bite people
  • 9. Making Inferences Article: What choice would be a logical title for this article?
A) Carbon Dioxide: Perfume of the Mosquito
B) Avoid Chemicals in Common Repellants
C) A Safe Solution to Pesky Mosquitoes
D) Mosquitoes are Pesky
  • 10. Making Inferences Article: Carbon dioxide is the first thing that attracts a mosquito to you. Your body heat is the second.
A) true
B) false
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