Turn the following sentences into active 1, This excercies were done well  2, This dress must be washed in cold water 3, No mistakes have been made in his composition  4, His painting will be exhibited for the first time by New Arts Gallery 5, This house was built 100 years ago 6, These artifical flowers are made of silk 7, The lesson are being written by the student now 8, This job has to be done at once 9, These animals at the zoo are fed twice a day 10, The operation is going to be performed by French doctors

Phương pháp làm:

- Đổi động từ "to be" thành động từ thường
- Di chuyển chủ từ trở thành tân từ (nếu có)
- Sữa lại câu để có nghĩa hoàn chỉnh và logic

Câu trả lời:

1. Someone did this exercise well.
This exercise was done well by someone.

2. You must wash this dress in cold water.
This dress must be washed in cold water by you.

3. He has made no mistakes in his composition.
No mistakes have been made in his composition by him.

4. New Arts Gallery will exhibit his painting for the first time.
His painting will be exhibited for the first time by New Arts Gallery.

5. They built this house 100 years ago.
This house was built 100 years ago by them.

6. People make these artificial flowers from silk.
These artificial flowers are made of silk by people.

7. The student is writing the lessons now.
The lessons are being written by the student now.

8. Someone has to do this job at once.
This job has to be done at once by someone.

9. The zookeepers feed these animals twice a day.
These animals at the zoo are fed twice a day by the zookeepers.

10. French doctors are going to perform the operation.
The operation is going to be performed by French doctors.