1. He can water-ski and windsurf but he can't scuba dive.
2. I can swim under water but I can't dive.
3. My Swiss friends can sky well and they can skate, too.
4. Can people in your family sing? No, none of them can.
5. Can your sister dance the tango? Yes, she can.
6. Lots of childer can talk at the age of three.
7. Can you and your friend speak English? Yes, we can.
8. I can't do Maths. It's so difficult.