📖 Energy 3 Test Book

There are two types of Test Books designed to test students both at the end of each unit and to test skills at regular intervals. * Unit tests are designed to test new language from each unit of Energy. * Skills Tests are designed to check overall progress and language proficiency and can be used after completing units 3, 6 and 10 of the Energy Students' Book. Both types of test have A and B versions for flexibility.