Present Perfect or Past simple?

I’m really hungry. I______ yet.

• haven’t eaten

• didn’t eat

They _____ a week ago.

• arrived

• have arrived

We _____ here for three years.

• have worked

• worked

They ______ me at yesterday’s meeting.

• didn’t recognise

• /haven’t recognised

Our neighbour _____ in hospital since Friday.

• was

• has been

John ........................... (not call) me recently

They ........................... (buy) a new car last month.

The teacher ........................... (not return) the tests yet

........................... you ever ........................... (hear) such an unbelievable story?

When I was a child, I ........................... (live) in England for two years.