They had already stolen the painting when the police arrived / had arrived. 2 the prisoners escaped / had escaped two weeks ago. 3 my sister brought a dvd to watch but i had already seen / already saw it. 4 tom had lived / lived in paris for ten years and loved it there. 5 when george went home he realised that someone had broken in / broke in. 6 janet hadn’t seen / didn’t see anne since they were ten years old.

1. arrived 2. escaped 3. had already seen 4. had lived 5. had broken it. 6. hadn’t seen

Are you leving party now?  Present continiuos
Do you love him? Present simple
Have you ( or have you got )  brothers or sisters? Present Simple
Who cooks dinner tonight а здесь допустимо и Present Simple, и Present Continiuos, англ язык, к сожалению, богат на такие двойственности Who is cooking dinner tonight?
Does he send you an e-mail every day? Проверьте свой текст если send, то так, как я указала выше. Если sent, то Did he send you an e-mail every day? На 4 предложении настаиваю на варианте Who is cooking dinner tonight?

(But my parents were at the theatre)
(But I was in the Crimea)
(But my nephew is a schoolboy)
(But his friend is an engineer)
(But Jane will be a good wife for Tom)
(But I was lazy)
(But my friend was late)
(But his sister is a doctor)
(But he will be at 12)
(But my brother is going to marry.)

His sister is a student.
Her brothers is a worker.
My grandfather is old.
Our house is warm and light.
Is your friend a doctor?
Is his English good?
What is its meaning?
Their friends are not students.
Its colour is unusual.
Its pronunciation is difficult.

-His brother's wife works at the hospital.
-This girl's name is Jane.
-My friend's family as large.
-This woman's husband is a worker.
-My sons' room is warm and light.
-The boys' book are on the desk.
-The children's dog is funny.