Change into second and third conditional
1. if i know the student well, i will advice him
2. if they study hard , will pass the rest
3. if rani sweeps the floor, they will be happy
4. if my mother buy a cake we will eat it
1. if i know the student well, i will advice him
2. if they study hard , will pass the rest
3. if rani sweeps the floor, they will be happy
4. if my mother buy a cake we will eat it
3rd: if I had known the student well, I would have advised him
2. 2nd: if they studied hard, they would pass the test
3rd: if they had studied hard, they would have passed the test
3. 2nd: if rani swept the floor, they would be happy
3rd: if rani had swept the floor, they would have been happy
4. 2nd: if my mother bought a cake, we would eat it
3rd: if my mother had bought a cake, we would have eaten it