`1.` I had been on holiday.
`2.` I have been playing badminton.
`3.` I had had a shock.
`4.` How long have you been working?
`5.` Lots of people were walking along the street outside.
`6.` She has been practising her English since last summer.
`7.` I have passed my exam.
`8.` She had been lying in the sun for too long.
`9.` But the coach had already gone.