Present Perfect Tenses and Past Perfect Tenses

Do you think the pizza is ready? How long ____ it ____ (be) in the oven?

My brother began studying cookery last year. He ____ (attend) an art college when he decided to become a chef.

I didn't realise that you had started your new job. Are you happy? How long ____ you ___ (work) there?

Ms Reynolds began teaching literature five years ago. She has ____

James didn't get to the meeting on time. We _____ (discuss) the school trip for 20 minutes before he arrived.

Steve ____ just ____ (go out), but he'll be back in about an hour.

We left the club very late and took a taxi home because the buses ____ (stop) running already.

It's doubful that Nancy will do well in the exams. She ____ (not study) very much this term.

My grandmother retired from the university last year. She ___ (work) as a researcher there since 1979.

I ____ never ____ (read) an entire novel in French before I read this one. I loved it!

Come on. Let's take a walk. We ____ (sit) here for four hours.

Marcy did her homework and then she watched TV. Marcy didn't watch TV until ____

They _____ (work) on their robot for months before the science fair, and it was worth it because they won first prize.

My brother is not graduating from university until next summer. My brother hasn't ____ yet.

I arrived half an hour before Lori, so I waited for her. By the time Lori arrived, ____

When did you start dating Brian? How long ___?

I'm not surprised that Chloe is applying to the College of Design. She ____ (make) her own clothes since she was 14.

In order to prepare for the exam, our teacher ______ (give) us a lot of homework.