Jawaban:

1.i will stayat home if itrains this afternoon

2.if my brother goes aboard,i will be very worried

3.you will not earnenough money if youdon't work more hours

4.melissa cannot go out later if she doesn't finish her homework

5.if i go to the supermarket later,i will buy some tomatoes

6.peter will getwet if hedoesn't take an umbrella

7.if i find the book you lent me,i will give it back to you

8.they will be angry if we don't visit them next saturday.we promised to go

9.what will happenif youdon't go to work tomorrow?

10.many workers will losetheir jobs if that factorycloses down

11.i won't buy a bigger house if i don't get promoted at work

12.if he doesn't finish the vegetables,he won't have a dessert

13.my uncle won't be ableto go to the opera if hedoesn't remember to get the tickets

14.if you don't put sugar in your coffee,it won't taste nice

15.sandra,if you don't hurry up,you will be late for the meeting

16.cristopher will beso happy if hefinds the money he lost

17.your motorbike won't break downif the mechanicchecks it

18.if you don't take an aspirin,your headache won't disappear

semoga membantu ^ ^