the driver of the car......... in the accident died before he was carried to hospital A. who badly injured B. that he was badly injured C. was badly injured D. badly injured (mình cần giải thích nữa pls :)))

the driver of the car......... in the accident died before he was carried to hospital
A. who badly injured 
B. that he was badly injured
C. was badly injured
D. badly injured

Vì nếu dùng trạng từ trước nghĩa thì câu sẽ chuyển thành tương lai đơn

$#Hy$

the driver of the car......... in the accident died before he was carried to hospital
A. who badly injured 
B. that he was badly injured
C. was badly injured
`->` D. badly injured

Dùng trạng từ trước động từ, câu sẽ được hiểu là ở thì tương lai đơn