3. а) 1. catch

2. kick

3. hit

4. pass

b) 1. kick

2. hit

3. pass

4. catch

4. 1. ice skater

2. golfer

3. swimmer

4. boxer

5. football player

6. basketball player

5. football — pitch

swimming — pool

ice-skating — rink

boxing — ring

basketball — court

golf — course

6. 1. ring

2. course

3. pitch

4. pool

5. court

6. rink