Present Perfect vs Present Perfect Continuous

My mum _____ the house all morning

I ____ my keys and I can't get into my flat.

My plane ____ yet.

Jane has been working as a chef ______ three years .

I don't think John feels very well. He _____ in bed all afternoon.

My aunt used to be an English teacher, but now she ____ a tour guide.

He hasn't read any books since he ___ university.

Fred has been studying _____ this morning.

The athletes _____ for three hours. What time will they finish?

Amanda has been living in this house ____ she was two years old

Bill ______ abroad many times since he started working