M: Lily, how long have you been here? ,F: I came to China in June, so it has been 7 months.
(A) M: It's February, it has been 8 months since you were here. (B) M: I didn’t hear you. Please could you tell me again? (C) M: Yes, now is January. You have been here 7 months. (D) M: It's June, you've been here for a year.
C