-Cô giáo tôi dạy tiếng anh ở trường Nam Đồng từ năm 1983
--> My teacher has taught English at Nam Dong school since 1983.
--> English has been taught at Nam Dong school by my teacher since 2983
-Tháng tới chúng tôi có một kì thi quan trọng
--> We will have an important examination next month.
--> An important examination will be had by us next month
-Vào lúc đó, em trai tôi đang đá bóng ở sân nhà văn hóa
--> At that time, my brother was playing football at ground of cutural house.
--> At that time, football was playing by my brother at the ground of cultural house.