What does Attwood think has the biggest effect on workers' speed？
A. the payment system
B. background music
C. colleagues work rates
What effect has Attwood's experience had on the company's personnel policy？
A. Jobs are now advertised internally.
B. Working hours are now flexible.
C. Basic wages are now higher.
What is required of Al software to save a life？
A. It must be able to swim.
B. It must keep walking round the pool.
C. It must distinguish between a swimmer and a shadow.
D. It must save a life within a few months.
According m the passage, the main cause of the loss of the country's forests is ______.
A. the flooding caused by the monsoon rain.
B. the intense bombing of the Taliban troops.
C. the improper use of the trees for benefits during Talibna role.
D. the fire set to burn the forests by the Taliban troops.
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