When did Henry Ford install the first assembly line in his factory？
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What are the advantages of using an assembly line?
Why is it tedious to work on an assembly line?
The writer's parents wanted him to __________.
A. learn all the time
B. learn design
C. go to university
The writer's parents had decided____________.
A. to go to university
B. to study law
C. which university the writer should go to
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