1,if we will reduce=> REDUCE the speed of population growth , there will be less pressure on the earth

2,unless=> IF we leave a bowl of water under the sun , itwill evaporate

3,if we continue to use fuels at the current rate,wewould> WILL soon have to face a fuel crisis

4,if i am => WERE 10 centimeters taller , i would playbasketball (lưu ý từ ''centimeters'' và ''taller''ko phải một cụm mà là tách riêng)

5,if the doctors could find in=> FIND OUT the remedy , a lot ofpeople would be saved

6,if she bought that house now , she ran => WOULD RUN out of money

7,what you would do => WOULD YOU DO if you could speak French well?

8,if i had known he is not=> WASN'T at home , i wouldn't have gone all the way to his house

9,if i had known that the road were flooded=> WERE FLOOD ,i would never have taken that way

10,if i were you,i will=> WOULD go to the dentist's and have the tooth checked