Present simple, past simple, present perfect
- 1. I ____(see) you yesterday. You were sitting outside a café.
- 2. He has ____ (write) a lot of letters.
- 3. I see that you have ____ (buy) a new hat.
- 4. He ____ (write) a lot of letters yesterday.
- 5. He ____ (write) letters three times a week.
- 6. When water boils, the liquid ____ (change) to a vapor that is called steam.
- 7. John hasn't ____ (drink) his milk yet.
- 8. I've already ____ (drive) a truck.
- 9. Mary ____ (eat) pizza last weekend.
- 10. Rose normally ____ (play) tennis on Saturdays.
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