Choose the letter A, B, C, or D. They asked, “Has anyone ever reached the bottom of the Mariana Trench?”

13/20

Choose the letter A, B, C, or D.

They asked, “Has anyone ever reached the bottom of the Mariana Trench?”

They wondered if someone had reached the bottom of the Mariana Trench.

They asked if anyone had ever reached the bottom of the Mariana Trench.

They asked whether someone ever reached the bottom of the Mariana Trench.

They asked whether anyone has ever reached the bottom of the Mariana Trench.

Giải thích

Đáp án đúng: B

Giải thích: Khi tường thuật, chuyển has + P.P → had + P.P.

Dịch nghĩa: Họ hỏi liệu đã có ai từng chạm đến đáy rãnh Mariana chưa.