Past perfect simple and past perfect continuous

She _________ (direct) three films by the time she was 25.

• had directed

• had been directing

He couldn't call because he _____ (lose) his phone.

• had been losing

• had lost

I was tired because I _____ (play) for a long time.

• 'd been playing

• 'd played

She lost her voice because she ______ (sing) throughout the concert.

• had sung

• had been singing

 We _______ (wait) for the bus for half an hour when it eventually came.

• had been waiting

• had waited

Last week I finally had enough money to buy the game. I ______ (save) for months to buy it.

• had saved

• had been saving

 Luckily, by the end of the exam, I ______ (answer) all the questions.

• had answered

• had been answering

My eyes were tired. I _______ (work) all day on the computer.

• had been working

• had worked

Why was Laura upset?

• She had been losing her job.

• She had lost her job.

Why was the boss angry with Harry?

• He hadn't been concentrating on his work.

• He hadn't concentrated on his work.