It’s an hour since he _______, so he must be at the office now. A. is leaving B. was leaving C. left D. has left
It’s an hour since he _______, so he must be at the office now.
A. is leaving
B. was leaving
C. left
D. has left
It’s + khoảng thời gian + since + mệnh đề chia quá khứ đơn: Đã…..kể từ khi……
Tạm dịch: Đã một giờ kể từ khi anh ấy rời đi, vì vậy bây giờ anh ấy phải ở văn phòng.
Choose C.