Exercise 3. Practise the following questions according to the model. Model: They don’t usually walk to work. – Then why are they walking to work today? 1. He doesn’t usually write with his left hand. 2. He doesn’t usually have lunch alone. 3. She doesn’t usually stand by the window. 4. He doesn’t usually sit with his feet on his desk. 5. They don’t usually use a calculator. 6. We don’t usually leave early. 7. He doesn’t usually watch the clock. 8. They don’t usually type their letters.