Can we start the party at 3 o'clock? - I don't think so. All our guests ________ by then, I'm afraid.
A. won't have arrived
B. don't arrive
C. haven't arrived
D. didn't arrive
Dấu hiệu: by then (trước đó) =>sử dụng thì tương lai hoàn thành để diễn tả một hành động xảy ra trước một thời điểm trong tương lai
Cấu trúc: S + wont’ / will not + have Vp2
=>Can we start the party at 3 o'clock? - I don't think so. All our guests won't have arrived by then, I'm afraid.
Tạm dịch: Chúng ta có thể bắt đầu bữa tiệc lúc 3 giờ không? - Tôi không nghĩ vậy. Tôi e rằng tất cả các vị khách của chúng tôi sẽ không đến vào lúc đó.
Đáp án cần chọn là: A
By the time the new policy comes into effect I’m sure there _____ some changes
I think that before I graduate in 2030, I _________ quite a few exams.
I like looking at these pictures, but I.............enough by lunch time.
I know by the time Jack and Marry__________ my house this afternoon, I ______out for a walk.
After Viet _________________in 5 minutes, his friends come back here.
Before they get to the airport tomorrow afternoon, they _______________ lunch with us.
These machines _______ very well by the time you ________back next week.