From the chapters in gold first: grammar (study+practice), vocab&use of English (practice).
Comparing as a grammar will not be on the test.
Build up:
4,5,6,7,8, 9, 10 > body&health
31, 32, 33, 34, 35 > sports&leisure time 5, 6, 14
4 Survival 45,46 > animals
47, 48, 49, 50 > nature
51, 52 > weather
80, 81, 82 > emotions 11, 12, 21, 22