It can be inferred from the reading passage that ______. A. if we can sleep uninterruptedly, it is not necessary to sleep the whole night B. REM makes good our brain C. nearly 70 % of our
It can be inferred from the reading passage that ______.
A. if we can sleep uninterruptedly, it is not necessary to sleep the whole night
B. REM makes good our brain
C. nearly 70 % of our sleep is invaluable
D. dream enables our body to refresh when we can sleep uninterruptedly