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1.Mary  goes ........I will tell
2.If he listened .......he wouldnt have lost 
3.If I am you.....I will buy
4.If it is sunny we will go
5.she will pass if she studies 
6.If you dont feed ....i will do it
7.If you hurry we won't miss it
8.They will write ....if the teacher comes
9.Sam will drink ....if he feels 
10.If my friends invite me....I will go

1 If Mary goes ..., I will tell...
2 If he had listened ...,he wouldn't have lost ...
3 If I were you....,I would buy...
4 If it was sunny ...,we would go...
5 She will pass if she studies.
6 If you don't feed ,I will do it....
7 If you had hurried, we wouldn't have missed it.
8 They will write ...,if the teacher comes.
9 Sam will drink ...., if he feels..
10 If my friends invite me...., I will go.