Jennifer is busy with her homework đổi thành câu khẳng định và nghi vấn

$\color{black}{(-)}$ Jennifer isn't busy with her homework . 

$\color{black}{-}$ S + Am/Is/Are + Not + ( C  ) + ...

$\color{black}{(?)}$ Is Jennifer busy with her home work ?

$\color{black}{-}$ Am/Is/Are + S + ( C ) + ...