Complete the second sentences so that it has the same meaning to the fist one | 1The soil is poisoned because farmers use too many pesticides and herbicides =>If..... 2 I cant help you unless you tell me wrong => If ..... 3Many people have stomachache due to the contaminated food => If ..... 4  Stop swimming in that lake, or you will have skin rashes => If..... 5John lives in the area affected by air pollution, so he has breathing problems =>If ........  

1....... the farmers didn't use too many pesticides and herbicides, the soil wouldn't be poisoned

2 ........ you tell me wrong, I can help you

3 ........ the food weren't contaminated, many people wouldn't have stomachache(tham khảo c3)

4 ........ you don't stop swimming in that lake, you will have skin rashes

5 ........John didn't live in the area affected by air pollution, he wouldn't have breathing problems