1. They didn'tinvite alice to thecantren for lunch

\(\Rightarrow\)Alice wasn't invited to thecantren for lunch

3. Nobody has opened this box for along time

\(\Rightarrow\)This box hasn't opened for a long time

²⁴ʱ๖ۣۜN๖ۣۜC๖ۣۜT๖ۣۜK ๖ۣۜPɾσ༉(K^-^♥M♥)(toán học)

Câu 3 là

this box hasn't been opened for a long time 

1. The naughty pupiles laughed at the newcomers

\(\Rightarrow\)The newcomers were laughed by the naughty pupiles

2. Does your child eat that cake?

\(\Rightarrow\)Is that cake eatten by your child?

3. No one has used this house for 3 year

\(\Rightarrow\)This house hasn't been used for 3 years

1. No one took Alice to the cantren for lunch

\(\Rightarrow\)Alice wasn't taken to the canteen for lunch

1.No one took Alice to the canteen for lunch

\(\Rightarrow\)Alice wasn't taken to the canteen for lunch

Chắc bạn viết sai đề bài , sửa cantren→canteen đi nhé vì từ cantren không có nghĩa gì cả

1. About fifty million people are watching this program.

=> This program is being watch by about fifty million people.

2. You mustn't touch this button while the experiment is in progress.

=> This button must not be touched while the experiment is in progress.

3. They took the old man to hospital.

=> The old man was taken to hospital.

4. When did they open that hospital?

=> When was that hospital opened?

5. Someone has opened this letter.

=> This letter has been opened.

6. People consume gas faster than they produce it.

=> Gas is consumed faster than it is produced.

7. They should reduce air pollution.

=> Air pollution should be reduced.

8. No one has seen him any where this week.

=> He has not been seen any where this week.

9. They have made every effort to recover the stolen painting.

=> Every effort has been made to recover the stolen painting.

10. They are repairing this road at the moment.

=> This road is being repaired at the moment.

11. Bad weather has delayed the plane for one hour.

=> The plane has been delayed for one hour by bad weather.

12. Are they building the highest tower in the city centre?

=> Is the highest tower being built in the city centre?

1. About fifty million people are watching this program.

--> This program are being watched by about fifty million people.

2. You mustn't touch this button while the experiment is in progress.

--> The button musn't be touched while the experiment is in progress.

3. They took the old man to hospital.

--> The old man was taken to the hospital.

4. When did they open that hospital?

--> When was that hospital opened?

5. Someone has opened this letter.

--> This letter has been opened.

6. People consume gas faster than they produce it.

--> Gas is consumed faster than they produce it.

7. They should reduce air pollution.

--> Air pollution should be reduced.

8. No one has seen him any where this week.

--> He hasn't been seen anywhere this week.

9. They have made every effort to recover the stolen painting.

--> Every effort has been made to recover the stolen painting.

10. They are repairing this road at the moment.

--> This road is being repaired at the moment.

11. Bad weather has delayed the plane for one hour.

--> The plane has been delayed for one hour by bad weather.

12. Are they building the highest tower in the city centre?

--> Is the highest tower in the city centre being built?