【单选题】Sleep is a funny thing. We're taught that we should get seven or eight hours a night, but a lot of us get by just fine on less, and some of us actually sleep too much. A study out of the University of...
A.
the longer one sleeps, the less sound sleep he gets
B.
the more sleep one gets, the more likely a stroke occurs
C.
many people stick to about eight hours of sleep to stay fine
D.
many people who sleep six hours a night still feel energetic in the day
【简答题】We believe that lightning is a downward notion because ________. A) we were taught so by our parents from our childhood B) we are deceived by our sense of vision C) it is a common natural phenomenon D...
【单选题】Sleep is a funny thing. We're taught that we should get seven or eight hours a night, but a lot of us get by just fine on less, and some of us actually sleep too much. A study out of the University of...
A.
the longer one sleeps, the less sound sleep he gets
B.
the more sleep one gets, the more likely a stroke occurs
C.
many people stick to about eight hours of sleep to stay fine
D.
many people who sleep six hours a night still feel energetic in the day
【简答题】As early as kindergarten we&39; re taught that there are nine planets, but 200 years ago, even scholars were sure there were only six planets. 2. As recently as the 1700s, people still believed that t...