We had to sleep in the airport after we ... our flight!
had missed
were missing
had been missing
Thankfully, my watch ... after I dropped it in the swimming pool.
didn't stop working
stopped working
wasn't stopping working
Zoe was upset because everyone in her class ... her birthday.
had forgotten
was forgetting
had been forgetting
The children ... for many hours before they finally went to bed.
was tired
had been being tired
had been tired
People ... that whales sing before they heard the first recordings of whale voices in 1970.
hadn't been realising
hadn't realised
realised
I knew that Carrie ... because her eyes were red.
had been crying
was crying
cried
My last lesson finished ten minutes late and then I ... to catch the bus!
had run
was running
ran
I asked my sister to turn her stereo down, but she didn’t hear me because she ... her music so loudly!
played
had played
was playing