№2.
use
don't speak
go
speak
study
speaks
doesn't speak
uses
doesn't understand
№3
2) studies
3) like
4) watchs
5) read
6) use
7) plays
№4
1)Lucy studies Spanish at a language school
2) James plays football with friends
3) Lucy goes to music lessons
4) James and Lucy chat on the Internet with friends
1) James doesn't study Spanish at a language school
2) Luce doesn't play football with friends
3) James doesn't go to music lessons
4)James and Lucy don't watch DVDs at home