By the time he comes, we will have already __________.
-
A.
leave
-
B.
leaving
-
C.
left
-
D.
leaves
Dấu hiệu nhận biết: by the time => sử dụng thì tương lai hoàn thành để diễn tả một hành động xảy ra trước một hành động trong tương lai. Hành động xẩy trước chia ở thì tương lai hoàn thành, hành động xảy ra sau chia ở thì hiện tại đơn
Cấu trúc: by the time S + V(s, es), S + will have Vp2
=> By the time he comes, we will have already left.
Tạm dịch: Khi anh ấy đến, chúng tôi đã rời đi.
Đáp án : C
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