Note: Câu bị động nâng cao:

Công thức: S$_{1}$ + V$_{1}$ + that + S$_{2}$ + V$_{2}$ + O  

Chuyển sang câu bị động với "it": It is V$_{1}$ p$_{2}$ that + S$_{2}$ + V$_{2}$ + O   

$EX1:$ 

$1.$ It is said that his family has a lot of money in his house.

$2.$ It is said that the train leaves at 12 a.m.

$3.$ It is said that Wind passed the exam last week.

$4.$ It is said that we have eaten Korea’s food for 2 months.

$5.$ It is said that Jun is a handsome boy.

1. It is said that his family has a lot of money in his house.

2. It is said that the train leaves at 12 a.m.

3. It is said that Wind passed the exam last week.

4. It is said that we have eaten Korea’s food for 2 months.

5. It is said that Jun is a handsome boy.

->  Cấu trúc It is said/thought that là dạng câu tường thuật thường sử dụng để đưa tin về một vấn đề nào đó.

-> Thông thường, cấu trúc It is said that.... sử dụng trong các câu bị động.

–> Từ said trong cấu trúc It is said that có thể thay thế bằng các từ thought (nghĩ), believed (tin tưởng), supposed (cho là), reported (báo cáo, tường thuật), expected (mong đợi), known (biết), considered (xem xét).