To be healthy, one must have at least _____ sleep every day.
#29564
A
eight hours
B
eight hour’s
C
eight-hour’s
D
eight hours’
推荐题目
---- Do you know how to prevent (预防) the H7N9 flu?---- You can ask the doctor for some ________.
#29057
A
snacks
B
suggestions
C
plans
D
gestures
—What are you in?—I’m in __________ 8, Grade 7.
#29335
A
class; class
B
Class; Class
C
class; Class
D
Class; class