They cancelled all flights because of fog.
A. All flights were cancelled because of fog.
B. All flights because of fog were cancelled.
C. All flights were because of fog cancelled.
D. All flights were cancelled by them because of fog.
Đáp án đúng: A
Dịch: Tất các chuyến bay bị hủy bởi vì sương mù.
I’ll let you borrow the book but you must promise to return it next week.