Fill in the gaps with can, can't, could or couldn't.
1. Meg couldn't meet me today. She's very busy. - ,,Could'' używa się gdy mówi się o możliwościach w przeszłości, a ,,can'' w możliwościach.
2. When my cousin was five , he couldn't swim, but he learnt two years later. - ,,Could'' używa się gdy mówi się o umiejętnościach w przeszłości, a ,,can'' w umiejętnościach.
3. My hang out with friends only at weekends when they were children. - Nie rozumiem.
4. Peter can't drive, so he always goes to work on foot.
5. When Kate was ten years old, she could play tennis very well.
6. My Dad can ride a bike, but he can't drive.
Choose the correct item.
1. We don't have to / mustn't tidy up my room today. It's not necessary.
2. Students mustn't / don't have to cheat! It's forbidden.
3. My doctor says I have to / must stay in bed for three days.
4. I must / have to phone my grandpa. I want to wish him Happy Birthday!
