21. A: Isn’t Kevin sleeping, Tom? B: __________(A) No, he is reading. (B) Yes, he is watching TV. (
問題詳情
21. A: Isn’t Kevin sleeping, Tom? B: __________ (A) No, he is reading. (B) Yes, he is watching TV. (C) No, he is sleeping. (D) No, Tom is listening to the CD.