By the end of this week, Valentine _______ and _______.
A. comes-goes
B. would come-go
C. will come-go
D. will have come-gone
KEY: D
Giải thích: by the time + mốc thời gian tương lai, động từ chia thời tương lai hoàn thành.
Dịch: Trước cuối tuần này, valentine sẽ đến và trôi qua.
The place ......................... we spent our holiday was really beautiful.
He turned off the lights before going out _____ waste electricity.
The school boys are in hurry ______ they will not be late for school.
Tell me ...................... you want and I will try to help you.
If these prisoners attempted to escape from prison, _ immediately.
She gives her children everything ..................... they want.
Our team could have defended the AFC U23 Championship title____the severe weather condition.
According to the timetable, if the train _______ on time, we _______ arrive at 5.30.
The reason ........................... I phoned him was to invite him to a party.