Vocabulary
Exercise 2: Noun suffixes -er / -or
Exercise 4: Opposite adjectives
Grammar
Exercise 1: should/shouldn’t or have to/don’t have to 1
Exercise 2: should/shouldn’t or have to/don’t have to 2
Exercise 3: Past simple: be and can
Reading
Exercise 1: The Iditarod Trail Sled Dog Race 1
Exercise 2: The Iditarod Trail Sled Dog Race 2
Exercise 3: The Iditarod Trail Sled Dog Race 3
Exercise 4: The Iditarod Trail Sled Dog Race 4
Exercise 5: The Iditarod Trail Sled Dog Race 5
Listening
Exercise 1: What's the matter? 1
Exercise 2: What's the matter? 2
Speaking
Exercise 1: Talking about illness
Writing
Exercise 1: A letter of advice
Video