Xorijiy til (ingliz tili) 1 kurs (2- mavsum) Choose the right modal verb My son fell ILL yesterday, I stay at home

Change the sentence into conditionals. 
We bought this mobile phone because it had all modern functions. 
If this mobile phone hadn’t had all modern functions I wouldn’t have bought it. 
If this mobile phone doesn’t had all modern functions, I won’t buy it. 
If this mobile phone had all modern functions, I would buy it. 
If this mobile phone has all modern functions, I will buy it 
Change the sentence into conditionals. 
We had our car serviced because there was a problem with the engine. 
If there hadn’t been a problem with engine, we wouldn’t have serviced our car. 
If there does not a problem with engine, we will not service our car. 
If there had a problem with engine, we would service our car. 
If there had been a problem with engine, we would have service our car. 
Change the sentence into conditionals. 
Karim’s electricity was cut off because he forgot to pay the bill 
If Karim hadn’t forgotten to pay the bill, his electricity wouldn’t have been cut off. 
If Karim didn’t forget to pay the bill his electricity won’t cut off. 
If Karim had forgotten pay the bill, his electricity would have been cut off 
If Karim had been forget pay the bill, his electricity would cut off.
Change the sentence into conditionals. 
We wore masks during the experiment because these chemicals gave off fumes that could be harmful 
If these chemicals hadn’t given off fumes that could be harmful, we wouldn’t have worn masks. 
If these chemicals don’t give off fumes that could be harmful, we won’t wear masks. 
If these chemicals had given off fumes that could be harmful, we would have been worn masks. 
If these chemicals had been give off fumes that could be harmful, we would worn masks. 
Change the sentence into conditionals. 
The gas escaped through the tube during the experiment because scientists weren’t so attentive. 
If the scientists had been more attentive, the gas wouldn’t have escaped through the tube. 
If the scientists don’t be more attentive, the gas will not escape through the tube. 
If the scientists had more attentive, the gas would not escape through the tube. 
If the scientists had more attentive, the gas would escape through the tube.