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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) a special toothbrush
B) an animal hair used to make a brush
C) the stem of a toothbrush
D) a part of a hog
  • 3. Toothbrush Article: The nylon toothbrush gained popularity before World War II.
A) true
B) false
  • 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 they tasted better when chewed
C) because they were chewed on by animals
D) because people chewed them after using them
  • 5. Toothbrush Article: What can you infer about the nylon toothbrush?
A) It originally used animal hairs.
B) It worked better than any toothbrush before it.
C) It was vry popular when it was invented.
D) It was cheaper than previous toothbrushes.
  • 6. Making Inferences Article: What will the researchers most likely do with their invention next?
A) Give it away to a variety of stores.
B) Manufacture it in factories.
C) Sew it into specific brands of clothing.
D) Test it on mosquitoes.
  • 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 indicate most people probably knew this fact already.
C) To highlight the need for an improved product.
D) To show readers why mosquitoes are annoying.
  • 8. Making Inferences Article: What does the author assume the reader already knows in this text.
A) the reason why mosquitoes bite people
B) The ingredients in standard bug repellants
C) the type of chemical used in the patch
D) the way the patch has been tested with the public
  • 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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