Past Perfect vs Past Perfect Progressive

Peter was Sally's best friend. She.......him all her life.

• had known

• knew

• had been knowing

The children were wet because they.......football in the rain.

• had been played

• had played

• had been playing

We were very hungry because we.......

• hadn´t eaten.

• had not aten

• had eaten,

I was delighted when I found my keys. I....... for them for hours.

• I´d been looking

• i had being looking

• have been looking

She was exhausted because she........since eight o'clock that morning.

• have worked

• had been working

• have been working

Everything was white because it.......

• had been snowing

• is snowing

• were snowing

The passengers were cross because the airline........everyone's bags.

• had lose

• had lost

• had been loosing

I.......Jacob for several years, but I recognised him immediately.

• have seen

• had not seen

• hadn´t been seeing

He....her two years before we met.

• had married

• had been married

• had been

I... to travel

• had wanted

• had been wanting

• has worked