单项选择题

During the experiment, the subjects were asked______.

A．to control the sensors and the camera
B．to rate the degrees to which they could be interrupted
C．to compare their behaviors with others'
D．to analyze all the indicators of interruption

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热门试题

单项选择题

A big problem facing people today is that ______.

A．they must tolerate phone disturbances or miss important calls
B．they must turn off their phones to keep their homes quiet
C．they have to switch from a desktop phone to a cellphone
D．they are too busy to make phone calls

单项选择题

The computer performed better than people in the study because ______.

A．the computer worked harder
B．the computer was not busy
C．people tended to be biased
D．people were not good at statistics