Trang chủ
 
. THE PHONE _______ FOR SEVERAL MINUTES BEFORE I H...
. THE PHONE _______ FOR SEVERAL MINUTES BEFORE I HEARD IT.A). HAD BE...
KIEM TRA 45PHUT SO 1
Nội dung
Đáp án tham khảo
9). The phone _______ for several minutes before I heard it.
A). had been ringing B). has been ringing C). was ringing D). have been ringing
Bạn đang xem
9)
-
KIEM TRA 45PHUT SO 1