I need ________ some emails.
answering
to answer
answer
I don´t know what ________
that I do
I doing
to do
do
I don´t really mind ________ housework.
did
do
doing
to do
It´s free. You ________ pay.
haven´t to
don´t have to
mustn´t
You ________ drink so much coffee.
shouldn´t
not should
don´t should
Call me if you ________ a taxi.
won´t find
not found
didn´t find
don´t find
She forgot his birthday, but he didn´t forget ________.
she
her
herself
hers
