The "felt image" is much more important because it helps you to be more confident.
A. True
B. False
Why does the author discuss the principle of persistence of vision in paragraph 1？
A. To introduce a discussion of human vision
B. To explain how we remember images
C. To support the idea that film is an illusion
D. To compare two types of special effects
What did Ed do during vacation？
A. He worked for a radio station.
B. He lived in a dormitory.
C. He took a long trip.
D. He visited the man' s family.
【C16】
A. build up
B. bring up
C. put up
D. set up
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