Choose a book, then the chapter you have reached. Practice covers everything learned up to and including that section.
Book I
Chapters 1–27
Vocabulary and grammar follow the chapters of the student text one by one.
Book II
Chapters 28–54
Vocabulary and grammar follow the chapters of the student text one by one.
Book III
Chapters 55–68
Vocabulary and grammar follow the chapters of the student text one by one.