Still think that conditional sentences or if clauses are difficult? Check out the next powerpoint:
If Clauses

Now try the following worksheet:
If clauses: type 1 & 2

Practise the use of IF and UNLESS:
– Unless
– If vs Unless vs When

If only I had… I wouldn’t have… Does it seem complicated? Try to do the following exercises:
If clauses: type 3 (third conditional)