Thì tương lai hoàn thành:
(+) S + will + have + Ved/ V3 +O
(-) S + won't + have + Ved/ V3 +O
(?) Will + S + have + Ved/ V3 +O?
Dấu hiệu nhận biết: by the time, by the end of.., before+ future time.
Thì tương lai hoàn thành tiếp diễn:
(+) S + will + have + been +V-ing
(-) S + won’t + have + been + V-ing
(?) Will + S + have + been + V-ing?
By…for (+ khoảng thời gian), By then, By the time.
"this time next week" chemistry exam đã hoàn thành xong.
xin hay nhất ạ