单项选择题
A.Because he saw the movie. B.Because he read the book. C.Because someone told him before. D.Because he likes the movie.
A.8 hours. B.9 ～ 10 hours. C.10 ～ 11 hours. D.12 hours.
A.The man turned on the light. B.The man has lost his glasses. C.The woman know where the switch is. D.The man missed the classes.