T5. HWC - WB: p. 19, ex. 2 & 3

By the time I was 20, I ___ (already/learn) how to drive, but it took me a while to buy a car.

I had a puncture on my bike while ____ (ride) home from school this morning.

When I finally woke up to the sound of the alarm clock this morning, it ___ (buzz) for nearly ten minutes. I wonder why I couldn't hear it.

Derek and I ___ (spend) the weekend at the beach, but the weather changed, so we stayed home instead.

I ___ (paint) my bedroom since 9 a.m. Still another wall to go!

Ariana Grande ___ (release) more than forty music videos since she burst onto the music scene in 2011.