1.was build
2.will be sent
3.is played
4.was recieved
5.will be done
2.aren't they?
doesn't she?
isn't it?
isn't it?
haven't they?
are said
are believed
are thought
are considered
are said
4.should,needn't,needn't,should,needn't
5.1.b.2.b.3.b.4.a.5.b.6.c.7.c.8.b.9.a.10.a.
choose-chose-chosen vybirat'
come-came-come prikhodit'
eat-ate-eaten est'
find-found-found nakhodit'
give-gave-given davat'
learn-learnt-learnt uchit'
keep-kept-kept khranit'
lose-lost-lost teryat'
do-did-done delat'
take-took-taken brat'