step by step 第四册 lesson 135

UNIT 68  POPULAR SCIENCE (Ⅰ)

           Lesson 135

     Part Ⅰ Warming-up Exercises

   Note-taking: Inventions

   The words you may need for your note-taking in this drill: gasoline
/ barometer 1 / Polaroid / pendulum 2 / Diesel 3 / dynamite 4 / kaleidoscope /
harpsichord

   Invention        Inventor
   _________   Gottieb Daimler
   _________   Evangelista Torricelli
   _________   Edwin Herbert Land
   _________   Christiaan Huygens
   _________   Rudolph Diesel
   _________   Alfred Bernhard Nobel
   _________   Sir David Brewster
   _________   Bartolomeo Cristofori
   _________   Elias Howe
   _________   Christopher Sholes

   nationality  Occupation  Year
   ___________  __________  ____
   ___________  __________  ____
   ___________  __________  ____
   ___________  __________  ____
   ___________  __________  ____
   ___________  __________  ____
   ___________  __________  ____
   ___________  __________  ____
   ___________  __________  ____
   ___________  __________  ____
                     Score: ____

         Part Ⅱ  Ecology

      Vocabulary

   1. cross-examine
   2. plutonium
   3. planet
   4. induce
   5. alleged
   6. outweigh
   7. valid
   8. legitimate
   9. disinfectant
   10. shampoo
   11. advocate
   12. parody
   13. Pat Chapman
   14. Lewis Carroll
   15. Whitehaven
   16. Windscale

               Notes

    Pollution means contamination of the environment as a result of the
activities of man. The term pollution refers primarily to the fouling 5
of air, water, and land by wastes. In recent years, it has come to
signify a wider range of disruptions to environmental quality. And
people are more and more concerned with "visual pollution," "air
pollution," "noise pollution," "thermal 6 pollution" and so on.

        Student Evaluation

  My general Impression Content:
   ____ helpful _____ adequate
   ____ inadequate
  Level Of Difficulty:
   ____ easy ____ fair
   ____ difficult
   My Major Problems
   ____ understanding meanings
   ____ selecting major points
   ____ organizing facts
   ____ retaining concepts
   My Comprehension Score
   __________________________

Exercises:
Ⅰ. 1. ______________________
    2. ______________________
       ______________________
    3. ______________________
    4. ______________________
    5. ______________________
       ______________________
    6. ______________________
       ______________________
       ______________________

Ⅱ.  "You are _____, Friend Scientist, " the public said, "and are
_________, using millions of ________ in ___________. We really don't
think that you are __________. Your are __________, Friend Scientist,"
the public said, "and we don't, think ___________ to develop _______
which would blow us _______________ and finish __________________."
   

      Part Ⅲ   The Rainbow Valley Atomic Power Plant
           -- Pros 7 And Cons

      Vocabulary

   1. boon
   2. sentinel
   3. foot the bill
   4. the lion's share
   5. utility
   6. radioactive
   7. potential
   8. Sanders
   9. Vera Moss

               Notes

    Nuclear technology has not yet developed a safe method for
disposing of nuclear wastes. The development of nuclear fusion 8 (whose
and products are harmless) has so far been hindered by the difficulties
of containing the fuels necessary to initiate 9 and sustain fusion.

        Student Evaluation

  My general Impression Content:
   ____ helpful _____ adequate
   ____ inadequate
  Level Of Difficulty:
   ____ easy ____ fair
   ____ difficult
   My Major Problems
   ____ understanding meanings
   ____ selecting major points
   ____ organizing facts
   ____ retaining concepts
   My Comprehension Score
   __________________________

Exercises:
Ⅰ. 1. _____  2. _____  3. _____
    4. _____  5. _____

Ⅱ. Project Being Discussed: construction of ___________
    Approximate Location:
    ______________________
    Expected Time of Completion:
    ______________________
    Claimed Benefits:
    ______________________
    Cost: ________________
    Financial Source:
    ______________________
    Public Concern:
    ______________________
    ______________________
    ______________________
    Spokesman's Assurance:
    ______________________
    ______________________
    ______________________
    ______________________