Charlie said, "Tom had an accident last week but he wasn't injured".
A. He said Tom had an accident last week but he wasn't injured.
B. He said Tom had had an accident last week but he wasn't injured.
C. He said Tom had had a accident last week but he hadn't bee injured.
Chọn đáp án C
Charlie said, "I saw jack at a party a few months ago and he seemed fine".
Charlie said, "You can come and stay with me if you are ever in London".