They know that the famous doctor treated him. A. It was known that the

Câu hỏi :

They know that the famous doctor treated him.


A. It was known that the famous doctor treated him.



B. The famous doctor is known to have treated him.


C. The famous doctor is known to treat him.

D. It is known that he is treated by the famous doctor.

* Đáp án

* Hướng dẫn giải

Chọn đáp án B

"Họ biết rằng vị bác sĩ nổi tiếng đó đã điều trị cho anh ấy."

Cấu trúc: S1 + know/ knew + that + S2 + V... passive: It + be (phụ thuộc vào thì của động từ "know") + known that + S2+ V... / S2 + be + known + to V/ to have PP...

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