1. I really don't wan't to hear your complaint about the matter.

=> I am fed up with hearing your complaints about the matter.

2. He didn't pass the exam.

=> He failed the exam.

3. They felt unsafe until they had crossed the border.

=> Not until they crossed the border did they feel safe.

4. She said nothing when she left the room.

=> She left the room without saying anything.

5. He took me to Huong River Floating Restaurant.

=>I remember he had already taken me to huong river floating.

                Đúng 100%, Cho mình câu trả lời hay nhất nhé!

1. I really don't wan't to hear your complaint about the matter.

⇒ I am fed up with hearing your complaint about the matter.

2. Câu này đủ đề chưa ...?

3. They felt unsafe until they had crossed the border.

⇒ Not until they crossed the border did they feel safe.

4. She said nothing when she left the room.

⇒ She left the room without saying nothing.

5. He took me to Huong River Floating Restaurant.

⇒ I remember him taking me to Huong River Floating restaurant.