22
(A)dream
(B)sleep
(C)remember
(D)move
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統計: A(294), B(286), C(2562), D(55), E(0) #326233
統計: A(294), B(286), C(2562), D(55), E(0) #326233
詳解 (共 2 筆)
#1437162
We dream during REM (rapid eye movement) sleep. In eight hours of sleep, people usually have four REM periods. But we ______22______ very little
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