Charlie said, "I don’t know what Fred is doing".
A. He said that he doesn’t know what Fred is doing.
B. He said that he didn’t know what Fred is doing.
C. He said that he doesn’t know what Fred was doing.
D. He said that he didn’t know what Fred was doing.
Đáp án đúng: D
Dịch: Anh ấy nói rằng anh ấy không biết Fred đang làm gì.
Choose the sentence which has the same meaning with given one
Charlie said, "I'm thinking of going to live in Canada".
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".
Charlie said, "Tom had an accident last week but he wasn't injured".