It is possible to find out if a person has adapted to the changes of routine by measuring
A. people have higher temperature when they are working efficiently
B. body temperature changes when he changes to night shift or back
C. the temperature reverses when the routine is changed
D. body temperature changes when the cycle of sleep and wakefulness alternates
查看答案
Which of the following statements is NOT tame？
A. Body temperature may serve as an indication of a worker's performance.
B. Taking body temperature at regular intervals can show how quickly a person adapts to the changes of routine.
C. The selection of a number of permanent night shift workers has proved to be the best solution to problems of the round-the-clock working system.
Disturbed sleep occurs less frequently among those on permanent night or day shifts.
According to the passage, what is the ideal way to solve the nigh[ shift problem？
A. To select the permanent night shift workers.
B. To find out the workers who suit night shift work.
C. To raise the workers' efficiency.
D. To shorten the workers' working hours. Part B
The Wales' artificial mountain collapsed because
A. the mountain is artificial
B. the waste materials are piled up too much on the top of the mountain
C. the flood rushed over the waste materials
D. the mountain received an overwhelming amount of snow
Nepal suffers from landslides frequently because of
A. backward protection of plants
B. over-felling of trees
C. the frequent flood
D. the avalanche of alps
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