单项选择题

All of the following were suggested as being used by sleep researchers except

A．projection.
B．hypnosis.
C．charts.
D．recorders.
<上一题 目录 下一题>
热门 试题

单项选择题
The use of the term subjects in the selection refers to
A．waves.
B．dreams.
C．volunteers.
D．measurements.
单项选择题
According to the author, the alpha state has been shown to be
A．immeasurable.
B．erratic in its rhythm.
C．a brief burst of activity in the brain.
D．controllable.
相关试题