Sometimes, when people first see an automobile factory, they think it has no form. It is so big that it is impossible to see the design of the whole plant. In fact, the factory has been very carefully de signed, so that it can be as efficient as possible.
There is not just one assembly line in the factory; there are several. On the main one, the chassis (车架) of the car is put together. The chassis is the frame on which the rest of the car is built. In another part of the factory, the body of the car is stamped out on sheets of steel. The body is painted, and then the two assembly lines come together. The body is lowered onto the chassis and fitted to it.
Meanwhile, in still another part of the factory, the engine is being put together on another assembly line. The central part of the engine is called the block, and the various other parts of the engine are fitted to it by different workers as it passes down the line. An internal combustion engine is a comp
A. how a car is made
B. the assembly line technique in a car factory
C. how complicated a car is
D. how a car is designed
Some people were just born to rebel；Charles Darwin was one of them． 21 Nicholas Copernicus，Benjamin Franklin and Bill Gates．They were 22 “laterborns”-that is，they had 23 one older sibling-brother or sister-when they were born．
24 ，laterborns are up to 15 times more likely than firstborns to 25 authority and break new 26 ，says Frank J．Sulloway，a researcher scholar at the Massachusetts Institute of Technology．
In his book“ Born To Rebel” being 27 this week，Sulloway claims that 28 someone is an older or younger sibling is the most important 29 shaping personality more significant than gender，race，nationality 30 class．
He spent 26 years 31 the lives-and birth orders-of 6，566 historical 32 to reach his conclusions．
A laterborn himself，Sulloway first 33 how birth order affected personality 34 a scholar of Darwin at Harvard University．
A. wondered
B. described
C. requested
D. posed
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