Ответ:
Task 1
1. Bill plays the piano very well.(guitar).- Bill doesn't play the guitar very well.
2. You speak English.(French).- You don't speak French.
3. The children play football on Mondays.(hockey)- The children don't play hockey on Mondays.
4. Barbara works in London.(live).- Barbara doesn't live in London.
5. My father writes novels.(poetry).- My father doesn't write poetry.
6. I swim very well.(dive).- I don't swim very well.
Task 2
1. What/you want.- What do you want?
2. What time/the film start.- What time does the film start?
3. Where/you buy this hat.- Where do you buy this hat?
4. When/the lesson start.- When does the lesson start?
5. Who/play the piano.- Who plays the piano?