You’ll have to do some work on your own. It’s a bit difficult but I’m sure you won’t have any problems.
Do please have a look at this presentation on Conditional sentences. You’ll find some special cases but with this brief explanation and the help of your coursebook, it will be easy. I know grammar can be tough but it is the variety of structures you use and how well you use them when speaking and writing that makes the difference between the elementary, intermediate and advanced student and, remember, you are advanced students of English.
After the presentation shown here, have a look at your book (page 66 and 73. Then do the reading exercise on page 65. Notice that you have to read two texts, one on page 65 and the other on page 151 to be able to do the vocabulary exercise that follows.