30. Neuroscientists have a growing ________ of tools—fMRIs, PET scans, high-density EEGs—to
watch the nocturnal brain and see how it ticks throughout the sleep cycle.
(A) contraction
(B) liability
(C) accrue
(D) arsenal
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統計: A(34), B(107), C(74), D(149), E(0) #1600088
統計: A(34), B(107), C(74), D(149), E(0) #1600088