Which of the following is NOT true according to the writer？
A. The eye poduces a picture on a screen.
B. We see all the details of an object in one piece.
C. Our sight is controlled by our brain.
D. The picture is made up of millions of spots of light.
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Her knowledge of the subject is extensive.
A. massive
B. negative
C. responsive
D. explosive
Many western countries ban the exporting of the most advanced chip-making technologies to that country to prevent them from being used for military purposes.
A. Right
B. Wrong
C. Not mentioned
What does Jeremy Gifkin and Ted Howard's statement imply？
A. The commercia! applications of genetic engineering are inevitable．
B. America will depend on other countries for biological progress．
C. Americans are proud of their computers, automobiles and genetic technologies．
D. The potential application of each new genetic advance should be controlled．
A．Send a service engineer to do the repairs.B．Consult her boss about the best sol
A. Send a service engineer to do the repairs.
B. Consult her boss about the best solution.
C. Pass the man’s order to the right person.
D. Solve the problem at her company’s cost.
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