`5.` We have not written to each other since last year.
`6.` If I was a millionaire, I could travel around the world.
- If + S + V2/ Ved, S +would/ Could/ Should…+ V
`7.` Exercises will be corrected by the teacher tomorrow.
`8.` An ambulance just have been sent to the school.
`9.` If he phoned immediately, he would get information.
- If + S + V2/ Ved, S +would/ Could/ Should…+ V
- Câu đk ko có thật ở hiện tại
`10.` Efforts are not being made to protect our environment.
`11.` If Trung was not late for school, he would not be punished by his form teacher.
- If + S + V2/ Ved, S +would/ Could/ Should…(not be)+ V
`12.` These trees have been planted in the garden by Ba for a long time.
- S(o) + have/has been + Ved/PII + … + by O(s).
- Câu bị động ở hiện tại hoàn thành
