Make all necessary changes and additions to produce a complete sentence from each of following sets of words and sentences

Make all necessary changes and additions to produce a complete sentence from each of following sets of words and sentences.
My mother / not / feel like / watch / TV now //
=>
She / spend / an hour / prepare / the lesson / yesterday //
=>
Complete the unfinished sentence in such a way that it means the same as the sentence printed before it.
He enjoyed himself at the party.
=> He had
They plan to go away on holiday.
=> They are
He cooks better than his sister.
=> His sister is not