1
1) b
2) c
3) b
2
Change, housewife, nurse, friendly, naughty, smart, be intererted in, get on well with, obedient, tactful, unforgettable, have a good sense of humour, engineer, treat, bodyguard
3
be was were been
meet met met
take took taken
have had had
do did dine
go went gone
4
1) Do ... Yes, I do
2) Does ... she does
3) is
4) is not
5) are not doing
6) am