A.eating | B.playing |
C.sleeping | D.exercising |
A.Hot | B.Cool |
C.Warm | D.Dry |
A.Too much air. | B.Not enough fresh air. |
C.Too much cold air. | D.Too much sleep. |
A.open your windows |
B.not sleep in bed |
C.sleep ten hours |
D.go to bed late |
A.to get their lessons better |
B.not to cover their heads |
C.how to go to bed |
D.to get enough sleep |