After Viet _________________in 5 minutes, his friends come back here.
A. will leave
B. will have left
C. will be leaving
D. leave
Dấu hiệu: in 5 minutes, After =>sử dụng thì tương lai hoàn thành để diễn tả một hành động xảy ra trước một hành động trong tương lai.
Cấu trúc: After + S + will have Vp2, S + V(s,es)
=>After Viet will have left in 5 minutes, his friends come back here.
Tạm dịch: Sau khi Việt đi 5 phút nữa, các bạn quay lại đây.
Đáp án cần chọn là: B
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