Tony Hawk ___ ___ (have/be) in skateboarding competitions (for/since) a long time.
Tony Hawk has been in skateboarding competitions for a long time.
I ____ ____ (have/want) to try hang gliding (for/since) I watched my friend do it.
I have wanted to try hang gliding since I watched my friend do it.
She ____ _____ (have/see) Kelly Slater surf at the Pipeline.
She has seen Kelly Slater surf at the Pipeline.
My dog _____ ______ (be) skiing (since/for) 2010.
haven't been
hasn't be
hasn't been
haven't going
I _____ _____ (have/have) that surfboard (since/for) ten years.
I have had that surfboard for ten years.
It ____ _____ (have/be) a requirement to wear helmets in BMX (for/since) 1991.
It has been a requirement to wear helmets in BMX since 1991.
Those bike brakes ___ ____(not/have/be) replaced in years.
haven't been
hasn't gone
haven't being
hasn't been
Kitesurfing _____ _____ (not/have/be) around (since/for) very long.
Kitesurfing hasn't been around for very long.
He _____ ______ (not/have/go) skiing (for/since) he had that accident.
He hasn't gone skiing since he had that accident.
We _____ _____ (have/watch) the Rip Curl Pro at Bells Beach.
We have watched the Rip Curl Pro at Bells Beach.
