13. Choose the correct tense: present simple or present continuous. 1. Do you know that water (freezes/is freezing) at -4 °C. 2. Sue (looks/is looking) very smart today: she (wears/is wearing) her new black evening dress. 3. Robert (plays/is playing) football best of all in the team. 4. I (don't eat/am not eating) honey: it always (makes/is making) me sick. 5. What beautiful swans! Look! One (swims/is swimming) towards us. 6. What (do you look/are you looking) at? This book. It hasn't been here before. 7. Can you explain the rule again? I (don't understand/am not understanding) it, I am afraid. 8. My father usually (has/is having) coffee in the morning, but today he (has/is having) tea. 9. Where (do you go/are you going)? May I go with you? 10. Fewer and fewer people (smoke/are smoking) tobacco nowadays.